diff options
| -rw-r--r-- | drivers/clk/sunxi/clk_a10.c | 10 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_a10s.c | 7 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_a23.c | 7 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_a31.c | 13 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_a64.c | 7 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_a80.c | 13 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_a83t.c | 7 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_h3.c | 7 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_h6.c | 9 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_r40.c | 13 | ||||
| -rw-r--r-- | drivers/clk/sunxi/clk_v3s.c | 4 | ||||
| -rw-r--r-- | drivers/spi/Kconfig | 12 | ||||
| -rw-r--r-- | drivers/spi/Makefile | 2 | ||||
| -rw-r--r-- | drivers/spi/designware_spi.c | 2 | ||||
| -rw-r--r-- | drivers/spi/spi-sunxi.c (renamed from drivers/spi/sun4i_spi.c) | 445 |
15 files changed, 417 insertions, 141 deletions
diff --git a/drivers/clk/sunxi/clk_a10.c b/drivers/clk/sunxi/clk_a10.c index 2aa41efe17..b8b57e2b31 100644 --- a/drivers/clk/sunxi/clk_a10.c +++ b/drivers/clk/sunxi/clk_a10.c @@ -22,6 +22,10 @@ static struct ccu_clk_gate a10_gates[] = { [CLK_AHB_MMC1] = GATE(0x060, BIT(9)), [CLK_AHB_MMC2] = GATE(0x060, BIT(10)), [CLK_AHB_MMC3] = GATE(0x060, BIT(11)), + [CLK_AHB_SPI0] = GATE(0x060, BIT(20)), + [CLK_AHB_SPI1] = GATE(0x060, BIT(21)), + [CLK_AHB_SPI2] = GATE(0x060, BIT(22)), + [CLK_AHB_SPI3] = GATE(0x060, BIT(23)), [CLK_APB1_UART0] = GATE(0x06c, BIT(16)), [CLK_APB1_UART1] = GATE(0x06c, BIT(17)), @@ -32,9 +36,15 @@ static struct ccu_clk_gate a10_gates[] = { [CLK_APB1_UART6] = GATE(0x06c, BIT(22)), [CLK_APB1_UART7] = GATE(0x06c, BIT(23)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_SPI2] = GATE(0x0a8, BIT(31)), + [CLK_USB_OHCI0] = GATE(0x0cc, BIT(6)), [CLK_USB_OHCI1] = GATE(0x0cc, BIT(7)), [CLK_USB_PHY] = GATE(0x0cc, BIT(8)), + + [CLK_SPI3] = GATE(0x0d4, BIT(31)), }; static struct ccu_reset a10_resets[] = { diff --git a/drivers/clk/sunxi/clk_a10s.c b/drivers/clk/sunxi/clk_a10s.c index 87b74e52dc..c6fcede822 100644 --- a/drivers/clk/sunxi/clk_a10s.c +++ b/drivers/clk/sunxi/clk_a10s.c @@ -19,12 +19,19 @@ static struct ccu_clk_gate a10s_gates[] = { [CLK_AHB_MMC0] = GATE(0x060, BIT(8)), [CLK_AHB_MMC1] = GATE(0x060, BIT(9)), [CLK_AHB_MMC2] = GATE(0x060, BIT(10)), + [CLK_AHB_SPI0] = GATE(0x060, BIT(20)), + [CLK_AHB_SPI1] = GATE(0x060, BIT(21)), + [CLK_AHB_SPI2] = GATE(0x060, BIT(22)), [CLK_APB1_UART0] = GATE(0x06c, BIT(16)), [CLK_APB1_UART1] = GATE(0x06c, BIT(17)), [CLK_APB1_UART2] = GATE(0x06c, BIT(18)), [CLK_APB1_UART3] = GATE(0x06c, BIT(19)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_SPI2] = GATE(0x0a8, BIT(31)), + [CLK_USB_OHCI] = GATE(0x0cc, BIT(6)), [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), diff --git a/drivers/clk/sunxi/clk_a23.c b/drivers/clk/sunxi/clk_a23.c index 1ef2359286..c16019215e 100644 --- a/drivers/clk/sunxi/clk_a23.c +++ b/drivers/clk/sunxi/clk_a23.c @@ -16,6 +16,8 @@ static struct ccu_clk_gate a23_gates[] = { [CLK_BUS_MMC0] = GATE(0x060, BIT(8)), [CLK_BUS_MMC1] = GATE(0x060, BIT(9)), [CLK_BUS_MMC2] = GATE(0x060, BIT(10)), + [CLK_BUS_SPI0] = GATE(0x060, BIT(20)), + [CLK_BUS_SPI1] = GATE(0x060, BIT(21)), [CLK_BUS_OTG] = GATE(0x060, BIT(24)), [CLK_BUS_EHCI] = GATE(0x060, BIT(26)), [CLK_BUS_OHCI] = GATE(0x060, BIT(29)), @@ -26,6 +28,9 @@ static struct ccu_clk_gate a23_gates[] = { [CLK_BUS_UART3] = GATE(0x06c, BIT(19)), [CLK_BUS_UART4] = GATE(0x06c, BIT(20)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), [CLK_USB_HSIC] = GATE(0x0cc, BIT(10)), @@ -41,6 +46,8 @@ static struct ccu_reset a23_resets[] = { [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)), [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)), [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)), + [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)), + [RST_BUS_SPI1] = RESET(0x2c0, BIT(21)), [RST_BUS_OTG] = RESET(0x2c0, BIT(24)), [RST_BUS_EHCI] = RESET(0x2c0, BIT(26)), [RST_BUS_OHCI] = RESET(0x2c0, BIT(29)), diff --git a/drivers/clk/sunxi/clk_a31.c b/drivers/clk/sunxi/clk_a31.c index 5bd8b7dccc..fa6e3eeef0 100644 --- a/drivers/clk/sunxi/clk_a31.c +++ b/drivers/clk/sunxi/clk_a31.c @@ -17,6 +17,10 @@ static struct ccu_clk_gate a31_gates[] = { [CLK_AHB1_MMC1] = GATE(0x060, BIT(9)), [CLK_AHB1_MMC2] = GATE(0x060, BIT(10)), [CLK_AHB1_MMC3] = GATE(0x060, BIT(11)), + [CLK_AHB1_SPI0] = GATE(0x060, BIT(20)), + [CLK_AHB1_SPI1] = GATE(0x060, BIT(21)), + [CLK_AHB1_SPI2] = GATE(0x060, BIT(22)), + [CLK_AHB1_SPI3] = GATE(0x060, BIT(23)), [CLK_AHB1_OTG] = GATE(0x060, BIT(24)), [CLK_AHB1_EHCI0] = GATE(0x060, BIT(26)), [CLK_AHB1_EHCI1] = GATE(0x060, BIT(27)), @@ -31,6 +35,11 @@ static struct ccu_clk_gate a31_gates[] = { [CLK_APB2_UART4] = GATE(0x06c, BIT(20)), [CLK_APB2_UART5] = GATE(0x06c, BIT(21)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_SPI2] = GATE(0x0a8, BIT(31)), + [CLK_SPI3] = GATE(0x0ac, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), [CLK_USB_PHY2] = GATE(0x0cc, BIT(10)), @@ -48,6 +57,10 @@ static struct ccu_reset a31_resets[] = { [RST_AHB1_MMC1] = RESET(0x2c0, BIT(9)), [RST_AHB1_MMC2] = RESET(0x2c0, BIT(10)), [RST_AHB1_MMC3] = RESET(0x2c0, BIT(11)), + [RST_AHB1_SPI0] = RESET(0x2c0, BIT(20)), + [RST_AHB1_SPI1] = RESET(0x2c0, BIT(21)), + [RST_AHB1_SPI2] = RESET(0x2c0, BIT(22)), + [RST_AHB1_SPI3] = RESET(0x2c0, BIT(23)), [RST_AHB1_OTG] = RESET(0x2c0, BIT(24)), [RST_AHB1_EHCI0] = RESET(0x2c0, BIT(26)), [RST_AHB1_EHCI1] = RESET(0x2c0, BIT(27)), diff --git a/drivers/clk/sunxi/clk_a64.c b/drivers/clk/sunxi/clk_a64.c index 910275fbce..322d6cd557 100644 --- a/drivers/clk/sunxi/clk_a64.c +++ b/drivers/clk/sunxi/clk_a64.c @@ -16,6 +16,8 @@ static const struct ccu_clk_gate a64_gates[] = { [CLK_BUS_MMC0] = GATE(0x060, BIT(8)), [CLK_BUS_MMC1] = GATE(0x060, BIT(9)), [CLK_BUS_MMC2] = GATE(0x060, BIT(10)), + [CLK_BUS_SPI0] = GATE(0x060, BIT(20)), + [CLK_BUS_SPI1] = GATE(0x060, BIT(21)), [CLK_BUS_OTG] = GATE(0x060, BIT(23)), [CLK_BUS_EHCI0] = GATE(0x060, BIT(24)), [CLK_BUS_EHCI1] = GATE(0x060, BIT(25)), @@ -28,6 +30,9 @@ static const struct ccu_clk_gate a64_gates[] = { [CLK_BUS_UART3] = GATE(0x06c, BIT(19)), [CLK_BUS_UART4] = GATE(0x06c, BIT(20)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), [CLK_USB_HSIC] = GATE(0x0cc, BIT(10)), @@ -44,6 +49,8 @@ static const struct ccu_reset a64_resets[] = { [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)), [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)), [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)), + [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)), + [RST_BUS_SPI1] = RESET(0x2c0, BIT(21)), [RST_BUS_OTG] = RESET(0x2c0, BIT(23)), [RST_BUS_EHCI0] = RESET(0x2c0, BIT(24)), [RST_BUS_EHCI1] = RESET(0x2c0, BIT(25)), diff --git a/drivers/clk/sunxi/clk_a80.c b/drivers/clk/sunxi/clk_a80.c index aec1d80c46..fb76aad528 100644 --- a/drivers/clk/sunxi/clk_a80.c +++ b/drivers/clk/sunxi/clk_a80.c @@ -13,7 +13,16 @@ #include <dt-bindings/reset/sun9i-a80-ccu.h> static const struct ccu_clk_gate a80_gates[] = { + [CLK_SPI0] = GATE(0x430, BIT(31)), + [CLK_SPI1] = GATE(0x434, BIT(31)), + [CLK_SPI2] = GATE(0x438, BIT(31)), + [CLK_SPI3] = GATE(0x43c, BIT(31)), + [CLK_BUS_MMC] = GATE(0x580, BIT(8)), + [CLK_BUS_SPI0] = GATE(0x580, BIT(20)), + [CLK_BUS_SPI1] = GATE(0x580, BIT(21)), + [CLK_BUS_SPI2] = GATE(0x580, BIT(22)), + [CLK_BUS_SPI3] = GATE(0x580, BIT(23)), [CLK_BUS_UART0] = GATE(0x594, BIT(16)), [CLK_BUS_UART1] = GATE(0x594, BIT(17)), @@ -25,6 +34,10 @@ static const struct ccu_clk_gate a80_gates[] = { static const struct ccu_reset a80_resets[] = { [RST_BUS_MMC] = RESET(0x5a0, BIT(8)), + [RST_BUS_SPI0] = RESET(0x5a0, BIT(20)), + [RST_BUS_SPI1] = RESET(0x5a0, BIT(21)), + [RST_BUS_SPI2] = RESET(0x5a0, BIT(22)), + [RST_BUS_SPI3] = RESET(0x5a0, BIT(23)), [RST_BUS_UART0] = RESET(0x5b4, BIT(16)), [RST_BUS_UART1] = RESET(0x5b4, BIT(17)), diff --git a/drivers/clk/sunxi/clk_a83t.c b/drivers/clk/sunxi/clk_a83t.c index b5a555da36..36f7e14c45 100644 --- a/drivers/clk/sunxi/clk_a83t.c +++ b/drivers/clk/sunxi/clk_a83t.c @@ -16,6 +16,8 @@ static struct ccu_clk_gate a83t_gates[] = { [CLK_BUS_MMC0] = GATE(0x060, BIT(8)), [CLK_BUS_MMC1] = GATE(0x060, BIT(9)), [CLK_BUS_MMC2] = GATE(0x060, BIT(10)), + [CLK_BUS_SPI0] = GATE(0x060, BIT(20)), + [CLK_BUS_SPI1] = GATE(0x060, BIT(21)), [CLK_BUS_OTG] = GATE(0x060, BIT(24)), [CLK_BUS_EHCI0] = GATE(0x060, BIT(26)), [CLK_BUS_EHCI1] = GATE(0x060, BIT(27)), @@ -27,6 +29,9 @@ static struct ccu_clk_gate a83t_gates[] = { [CLK_BUS_UART3] = GATE(0x06c, BIT(19)), [CLK_BUS_UART4] = GATE(0x06c, BIT(20)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), [CLK_USB_HSIC] = GATE(0x0cc, BIT(10)), @@ -42,6 +47,8 @@ static struct ccu_reset a83t_resets[] = { [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)), [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)), [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)), + [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)), + [RST_BUS_SPI1] = RESET(0x2c0, BIT(21)), [RST_BUS_OTG] = RESET(0x2c0, BIT(24)), [RST_BUS_EHCI0] = RESET(0x2c0, BIT(26)), [RST_BUS_EHCI1] = RESET(0x2c0, BIT(27)), diff --git a/drivers/clk/sunxi/clk_h3.c b/drivers/clk/sunxi/clk_h3.c index 416aec2b89..5f99ef7342 100644 --- a/drivers/clk/sunxi/clk_h3.c +++ b/drivers/clk/sunxi/clk_h3.c @@ -16,6 +16,8 @@ static struct ccu_clk_gate h3_gates[] = { [CLK_BUS_MMC0] = GATE(0x060, BIT(8)), [CLK_BUS_MMC1] = GATE(0x060, BIT(9)), [CLK_BUS_MMC2] = GATE(0x060, BIT(10)), + [CLK_BUS_SPI0] = GATE(0x060, BIT(20)), + [CLK_BUS_SPI1] = GATE(0x060, BIT(21)), [CLK_BUS_OTG] = GATE(0x060, BIT(23)), [CLK_BUS_EHCI0] = GATE(0x060, BIT(24)), [CLK_BUS_EHCI1] = GATE(0x060, BIT(25)), @@ -31,6 +33,9 @@ static struct ccu_clk_gate h3_gates[] = { [CLK_BUS_UART2] = GATE(0x06c, BIT(18)), [CLK_BUS_UART3] = GATE(0x06c, BIT(19)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), [CLK_USB_PHY2] = GATE(0x0cc, BIT(10)), @@ -50,6 +55,8 @@ static struct ccu_reset h3_resets[] = { [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)), [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)), [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)), + [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)), + [RST_BUS_SPI1] = RESET(0x2c0, BIT(21)), [RST_BUS_OTG] = RESET(0x2c0, BIT(23)), [RST_BUS_EHCI0] = RESET(0x2c0, BIT(24)), [RST_BUS_EHCI1] = RESET(0x2c0, BIT(25)), diff --git a/drivers/clk/sunxi/clk_h6.c b/drivers/clk/sunxi/clk_h6.c index 902612da91..71f0c78656 100644 --- a/drivers/clk/sunxi/clk_h6.c +++ b/drivers/clk/sunxi/clk_h6.c @@ -20,6 +20,12 @@ static struct ccu_clk_gate h6_gates[] = { [CLK_BUS_UART1] = GATE(0x90c, BIT(1)), [CLK_BUS_UART2] = GATE(0x90c, BIT(2)), [CLK_BUS_UART3] = GATE(0x90c, BIT(3)), + + [CLK_SPI0] = GATE(0x940, BIT(31)), + [CLK_SPI1] = GATE(0x944, BIT(31)), + + [CLK_BUS_SPI0] = GATE(0x96c, BIT(0)), + [CLK_BUS_SPI1] = GATE(0x96c, BIT(1)), }; static struct ccu_reset h6_resets[] = { @@ -30,6 +36,9 @@ static struct ccu_reset h6_resets[] = { [RST_BUS_UART1] = RESET(0x90c, BIT(17)), [RST_BUS_UART2] = RESET(0x90c, BIT(18)), [RST_BUS_UART3] = RESET(0x90c, BIT(19)), + + [RST_BUS_SPI0] = RESET(0x96c, BIT(16)), + [RST_BUS_SPI1] = RESET(0x96c, BIT(17)), }; static const struct ccu_desc h6_ccu_desc = { diff --git a/drivers/clk/sunxi/clk_r40.c b/drivers/clk/sunxi/clk_r40.c index b9457e1971..92907281f1 100644 --- a/drivers/clk/sunxi/clk_r40.c +++ b/drivers/clk/sunxi/clk_r40.c @@ -17,6 +17,10 @@ static struct ccu_clk_gate r40_gates[] = { [CLK_BUS_MMC1] = GATE(0x060, BIT(9)), [CLK_BUS_MMC2] = GATE(0x060, BIT(10)), [CLK_BUS_MMC3] = GATE(0x060, BIT(11)), + [CLK_BUS_SPI0] = GATE(0x060, BIT(20)), + [CLK_BUS_SPI1] = GATE(0x060, BIT(21)), + [CLK_BUS_SPI2] = GATE(0x060, BIT(22)), + [CLK_BUS_SPI3] = GATE(0x060, BIT(23)), [CLK_BUS_OTG] = GATE(0x060, BIT(25)), [CLK_BUS_EHCI0] = GATE(0x060, BIT(26)), [CLK_BUS_EHCI1] = GATE(0x060, BIT(27)), @@ -34,6 +38,11 @@ static struct ccu_clk_gate r40_gates[] = { [CLK_BUS_UART6] = GATE(0x06c, BIT(22)), [CLK_BUS_UART7] = GATE(0x06c, BIT(23)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_SPI1] = GATE(0x0a4, BIT(31)), + [CLK_SPI2] = GATE(0x0a8, BIT(31)), + [CLK_SPI3] = GATE(0x0ac, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), [CLK_USB_PHY2] = GATE(0x0cc, BIT(10)), @@ -51,6 +60,10 @@ static struct ccu_reset r40_resets[] = { [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)), [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)), [RST_BUS_MMC3] = RESET(0x2c0, BIT(11)), + [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)), + [RST_BUS_SPI1] = RESET(0x2c0, BIT(21)), + [RST_BUS_SPI2] = RESET(0x2c0, BIT(22)), + [RST_BUS_SPI3] = RESET(0x2c0, BIT(23)), [RST_BUS_OTG] = RESET(0x2c0, BIT(25)), [RST_BUS_EHCI0] = RESET(0x2c0, BIT(26)), [RST_BUS_EHCI1] = RESET(0x2c0, BIT(27)), diff --git a/drivers/clk/sunxi/clk_v3s.c b/drivers/clk/sunxi/clk_v3s.c index c8a9027889..789ac72026 100644 --- a/drivers/clk/sunxi/clk_v3s.c +++ b/drivers/clk/sunxi/clk_v3s.c @@ -16,12 +16,15 @@ static struct ccu_clk_gate v3s_gates[] = { [CLK_BUS_MMC0] = GATE(0x060, BIT(8)), [CLK_BUS_MMC1] = GATE(0x060, BIT(9)), [CLK_BUS_MMC2] = GATE(0x060, BIT(10)), + [CLK_BUS_SPI0] = GATE(0x060, BIT(20)), [CLK_BUS_OTG] = GATE(0x060, BIT(24)), [CLK_BUS_UART0] = GATE(0x06c, BIT(16)), [CLK_BUS_UART1] = GATE(0x06c, BIT(17)), [CLK_BUS_UART2] = GATE(0x06c, BIT(18)), + [CLK_SPI0] = GATE(0x0a0, BIT(31)), + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), }; @@ -31,6 +34,7 @@ static struct ccu_reset v3s_resets[] = { [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)), [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)), [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)), + [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)), [RST_BUS_OTG] = RESET(0x2c0, BIT(24)), [RST_BUS_UART0] = RESET(0x2d8, BIT(16)), diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index ac7fbab841..098372e093 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -213,6 +213,13 @@ config SANDBOX_SPI }; }; +config SPI_SUNXI + bool "Allwinner SoC SPI controllers" + help + Enable the Allwinner SoC SPi controller driver. + + Same controller driver can reuse in all Allwinner SoC variants. + config STM32_QSPI bool "STM32F7 QSPI driver" depends on STM32F7 @@ -222,11 +229,6 @@ config STM32_QSPI used to access the SPI NOR flash chips on platforms embedding this ST IP core. -config SUN4I_SPI - bool "Allwinner A10 SoCs SPI controller" - help - SPI driver for Allwinner sun4i, sun5i and sun7i SoCs - config TEGRA114_SPI bool "nVidia Tegra114 SPI driver" help diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile index 3902671293..01907bef79 100644 --- a/drivers/spi/Makefile +++ b/drivers/spi/Makefile @@ -48,10 +48,10 @@ obj-$(CONFIG_PL022_SPI) += pl022_spi.o obj-$(CONFIG_RENESAS_RPC_SPI) += renesas_rpc_spi.o obj-$(CONFIG_ROCKCHIP_SPI) += rk_spi.o obj-$(CONFIG_SANDBOX_SPI) += sandbox_spi.o +obj-$(CONFIG_SPI_SUNXI) += spi-sunxi.o obj-$(CONFIG_SH_SPI) += sh_spi.o obj-$(CONFIG_SH_QSPI) += sh_qspi.o obj-$(CONFIG_STM32_QSPI) += stm32_qspi.o -obj-$(CONFIG_SUN4I_SPI) += sun4i_spi.o obj-$(CONFIG_TEGRA114_SPI) += tegra114_spi.o obj-$(CONFIG_TEGRA20_SFLASH) += tegra20_sflash.o obj-$(CONFIG_TEGRA20_SLINK) += tegra20_slink.o diff --git a/drivers/spi/designware_spi.c b/drivers/spi/designware_spi.c index 02d93763d4..dadb6fa18b 100644 --- a/drivers/spi/designware_spi.c +++ b/drivers/spi/designware_spi.c @@ -9,8 +9,8 @@ * Copyright (c) 2009, Intel Corporation. */ -#include <asm-generic/gpio.h> #include <common.h> +#include <asm-generic/gpio.h> #include <clk.h> #include <dm.h> #include <errno.h> diff --git a/drivers/spi/sun4i_spi.c b/drivers/spi/spi-sunxi.c index 38cc743c61..dbfeac77ee 100644 --- a/drivers/spi/sun4i_spi.c +++ b/drivers/spi/spi-sunxi.c @@ -19,101 +19,117 @@ */ #include <common.h> +#include <clk.h> #include <dm.h> #include <spi.h> #include <errno.h> #include <fdt_support.h> +#include <reset.h> #include <wait_bit.h> #include <asm/bitops.h> #include <asm/gpio.h> #include <asm/io.h> -#include <asm/arch/clock.h> +#include <linux/iopoll.h> -#define SUN4I_FIFO_DEPTH 64 - -#define SUN4I_RXDATA_REG 0x00 - -#define SUN4I_TXDATA_REG 0x04 +DECLARE_GLOBAL_DATA_PTR; -#define SUN4I_CTL_REG 0x08 +/* sun4i spi registers */ +#define SUN4I_RXDATA_REG 0x00 +#define SUN4I_TXDATA_REG 0x04 +#define SUN4I_CTL_REG 0x08 +#define SUN4I_CLK_CTL_REG 0x1c +#define SUN4I_BURST_CNT_REG 0x20 +#define SUN4I_XMIT_CNT_REG 0x24 +#define SUN4I_FIFO_STA_REG 0x28 + +/* sun6i spi registers */ +#define SUN6I_GBL_CTL_REG 0x04 +#define SUN6I_TFR_CTL_REG 0x08 +#define SUN6I_FIFO_CTL_REG 0x18 +#define SUN6I_FIFO_STA_REG 0x1c +#define SUN6I_CLK_CTL_REG 0x24 +#define SUN6I_BURST_CNT_REG 0x30 +#define SUN6I_XMIT_CNT_REG 0x34 +#define SUN6I_BURST_CTL_REG 0x38 +#define SUN6I_TXDATA_REG 0x200 +#define SUN6I_RXDATA_REG 0x300 + +/* sun spi bits */ #define SUN4I_CTL_ENABLE BIT(0) #define SUN4I_CTL_MASTER BIT(1) -#define SUN4I_CTL_CPHA BIT(2) -#define SUN4I_CTL_CPOL BIT(3) -#define SUN4I_CTL_CS_ACTIVE_LOW BIT(4) -#define SUN4I_CTL_LMTF BIT(6) -#define SUN4I_CTL_TF_RST BIT(8) -#define SUN4I_CTL_RF_RST BIT(9) -#define SUN4I_CTL_XCH_MASK 0x0400 -#define SUN4I_CTL_XCH BIT(10) -#define SUN4I_CTL_CS_MASK 0x3000 -#define SUN4I_CTL_CS(cs) (((cs) << 12) & SUN4I_CTL_CS_MASK) -#define SUN4I_CTL_DHB BIT(15) -#define SUN4I_CTL_CS_MANUAL BIT(16) -#define SUN4I_CTL_CS_LEVEL BIT(17) -#define SUN4I_CTL_TP BIT(18) - -#define SUN4I_INT_CTL_REG 0x0c -#define SUN4I_INT_CTL_RF_F34 BIT(4) -#define SUN4I_INT_CTL_TF_E34 BIT(12) -#define SUN4I_INT_CTL_TC BIT(16) - -#define SUN4I_INT_STA_REG 0x10 - -#define SUN4I_DMA_CTL_REG 0x14 - -#define SUN4I_WAIT_REG 0x18 - -#define SUN4I_CLK_CTL_REG 0x1c #define SUN4I_CLK_CTL_CDR2_MASK 0xff #define SUN4I_CLK_CTL_CDR2(div) ((div) & SUN4I_CLK_CTL_CDR2_MASK) #define SUN4I_CLK_CTL_CDR1_MASK 0xf #define SUN4I_CLK_CTL_CDR1(div) (((div) & SUN4I_CLK_CTL_CDR1_MASK) << 8) #define SUN4I_CLK_CTL_DRS BIT(12) - #define SUN4I_MAX_XFER_SIZE 0xffffff - -#define SUN4I_BURST_CNT_REG 0x20 #define SUN4I_BURST_CNT(cnt) ((cnt) & SUN4I_MAX_XFER_SIZE) - -#define SUN4I_XMIT_CNT_REG 0x24 #define SUN4I_XMIT_CNT(cnt) ((cnt) & SUN4I_MAX_XFER_SIZE) - -#define SUN4I_FIFO_STA_REG 0x28 -#define SUN4I_FIFO_STA_RF_CNT_MASK 0x7f #define SUN4I_FIFO_STA_RF_CNT_BITS 0 -#define SUN4I_FIFO_STA_TF_CNT_MASK 0x7f -#define SUN4I_FIFO_STA_TF_CNT_BITS 16 - -#define SUN4I_SPI_MAX_RATE 24000000 -#define SUN4I_SPI_MIN_RATE 3000 -#define SUN4I_SPI_DEFAULT_RATE 1000000 -#define SUN4I_SPI_TIMEOUT_US 1000000 - -/* sun4i spi register set */ -struct sun4i_spi_regs { - u32 rxdata; - u32 txdata; - u32 ctl; - u32 intctl; - u32 st; - u32 dmactl; - u32 wait; - u32 cctl; - u32 bc; - u32 tc; - u32 fifo_sta; + +#define SUN4I_SPI_MAX_RATE 24000000 +#define SUN4I_SPI_MIN_RATE 3000 +#define SUN4I_SPI_DEFAULT_RATE 1000000 +#define SUN4I_SPI_TIMEOUT_US 1000000 + +#define SPI_REG(priv, reg) ((priv)->base + \ + (priv)->variant->regs[reg]) +#define SPI_BIT(priv, bit) ((priv)->variant->bits[bit]) +#define SPI_CS(priv, cs) (((cs) << SPI_BIT(priv, SPI_TCR_CS_SEL)) & \ + SPI_BIT(priv, SPI_TCR_CS_MASK)) + +/* sun spi register set */ +enum sun4i_spi_regs { + SPI_GCR, + SPI_TCR, + SPI_FCR, + SPI_FSR, + SPI_CCR, + SPI_BC, + SPI_TC, + SPI_BCTL, + SPI_TXD, + SPI_RXD, +}; + +/* sun spi register bits */ +enum sun4i_spi_bits { + SPI_GCR_TP, + SPI_GCR_SRST, + SPI_TCR_CPHA, + SPI_TCR_CPOL, + SPI_TCR_CS_ACTIVE_LOW, + SPI_TCR_CS_SEL, + SPI_TCR_CS_MASK, + SPI_TCR_XCH, + SPI_TCR_CS_MANUAL, + SPI_TCR_CS_LEVEL, + SPI_FCR_TF_RST, + SPI_FCR_RF_RST, + SPI_FSR_RF_CNT_MASK, +}; + +struct sun4i_spi_variant { + const unsigned long *regs; + const u32 *bits; + u32 fifo_depth; + bool has_soft_reset; + bool has_burst_ctl; }; struct sun4i_spi_platdata { - u32 base_addr; + struct sun4i_spi_variant *variant; + u32 base; u32 max_hz; }; struct sun4i_spi_priv { - struct sun4i_spi_regs *regs; + struct sun4i_spi_variant *variant; + struct clk clk_ahb, clk_mod; + struct reset_ctl reset; + u32 base; u32 freq; u32 mode; @@ -121,14 +137,12 @@ struct sun4i_spi_priv { u8 *rx_buf; }; -DECLARE_GLOBAL_DATA_PTR; - static inline void sun4i_spi_drain_fifo(struct sun4i_spi_priv *priv, int len) { u8 byte; while (len--) { - byte = readb(&priv->regs->rxdata); + byte = readb(SPI_REG(priv, SPI_RXD)); if (priv->rx_buf) *priv->rx_buf++ = byte; } @@ -140,7 +154,7 @@ static inline void sun4i_spi_fill_fifo(struct sun4i_spi_priv *priv, int len) while (len--) { byte = priv->tx_buf ? *priv->tx_buf++ : 0; - writeb(byte, &priv->regs->txdata); + writeb(byte, SPI_REG(priv, SPI_TXD)); } } @@ -149,17 +163,17 @@ static void sun4i_spi_set_cs(struct udevice *bus, u8 cs, bool enable) struct sun4i_spi_priv *priv = dev_get_priv(bus); u32 reg; - reg = readl(&priv->regs->ctl); + reg = readl(SPI_REG(priv, SPI_TCR)); - reg &= ~SUN4I_CTL_CS_MASK; - reg |= SUN4I_CTL_CS(cs); + reg &= ~SPI_BIT(priv, SPI_TCR_CS_MASK); + reg |= SPI_CS(priv, cs); if (enable) - reg &= ~SUN4I_CTL_CS_LEVEL; + reg &= ~SPI_BIT(priv, SPI_TCR_CS_LEVEL); else - reg |= SUN4I_CTL_CS_LEVEL; + reg |= SPI_BIT(priv, SPI_TCR_CS_LEVEL); - writel(reg, &priv->regs->ctl); + writel(reg, SPI_REG(priv, SPI_TCR)); } static int sun4i_spi_parse_pins(struct udevice *dev) @@ -231,7 +245,10 @@ static int sun4i_spi_parse_pins(struct udevice *dev) if (pin < 0) break; - sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SPI0); + if (IS_ENABLED(CONFIG_MACH_SUN50I)) + sunxi_gpio_set_cfgpin(pin, SUN50I_GPC_SPI0); + else + sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SPI0); sunxi_gpio_set_drv(pin, drive); sunxi_gpio_set_pull(pin, pull); } @@ -239,63 +256,77 @@ static int sun4i_spi_parse_pins(struct udevice *dev) return 0; } -static inline void sun4i_spi_enable_clock(void) +static inline int sun4i_spi_set_clock(struct udevice *dev, bool enable) { - struct sunxi_ccm_reg *const ccm = - (struct sunxi_ccm_reg *const)SUNXI_CCM_BASE; + struct sun4i_spi_priv *priv = dev_get_priv(dev); + int ret; - setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_SPI0)); - writel((1 << 31), &ccm->spi0_clk_cfg); -} + if (!enable) { + clk_disable(&priv->clk_ahb); + clk_disable(&priv->clk_mod); + if (reset_valid(&priv->reset)) + reset_assert(&priv->reset); + return 0; + } -static int sun4i_spi_ofdata_to_platdata(struct udevice *bus) -{ - struct sun4i_spi_platdata *plat = dev_get_platdata(bus); - int node = dev_of_offset(bus); + ret = clk_enable(&priv->clk_ahb); + if (ret) { + dev_err(dev, "failed to enable ahb clock (ret=%d)\n", ret); + return ret; + } - plat->base_addr = devfdt_get_addr(bus); - plat->max_hz = fdtdec_get_int(gd->fdt_blob, node, - "spi-max-frequency", - SUN4I_SPI_DEFAULT_RATE); + ret = clk_enable(&priv->clk_mod); + if (ret) { + dev_err(dev, "failed to enable mod clock (ret=%d)\n", ret); + goto err_ahb; + } - if (plat->max_hz > SUN4I_SPI_MAX_RATE) - plat->max_hz = SUN4I_SPI_MAX_RATE; + if (reset_valid(&priv->reset)) { + ret = reset_deassert(&priv->reset); + if (ret) { + dev_err(dev, "failed to deassert reset\n"); + goto err_mod; + } + } return 0; + +err_mod: + clk_disable(&priv->clk_mod); +err_ahb: + clk_disable(&priv->clk_ahb); + return ret; } -static int sun4i_spi_probe(struct udevice *bus) +static int sun4i_spi_claim_bus(struct udevice *dev) { - struct sun4i_spi_platdata *plat = dev_get_platdata(bus); - struct sun4i_spi_priv *priv = dev_get_priv(bus); + struct sun4i_spi_priv *priv = dev_get_priv(dev->parent); + int ret; - sun4i_spi_enable_clock(); - sun4i_spi_parse_pins(bus); + ret = sun4i_spi_set_clock(dev->parent, true); + if (ret) + return ret; - priv->regs = (struct sun4i_spi_regs *)(uintptr_t)plat->base_addr; - priv->freq = plat->max_hz; + setbits_le32(SPI_REG(priv, SPI_GCR), SUN4I_CTL_ENABLE | + SUN4I_CTL_MASTER | SPI_BIT(priv, SPI_GCR_TP)); - return 0; -} + if (priv->variant->has_soft_reset) + setbits_le32(SPI_REG(priv, SPI_GCR), + SPI_BIT(priv, SPI_GCR_SRST)); -static int sun4i_spi_claim_bus(struct udevice *dev) -{ - struct sun4i_spi_priv *priv = dev_get_priv(dev->parent); + setbits_le32(SPI_REG(priv, SPI_TCR), SPI_BIT(priv, SPI_TCR_CS_MANUAL) | + SPI_BIT(priv, SPI_TCR_CS_ACTIVE_LOW)); - writel(SUN4I_CTL_ENABLE | SUN4I_CTL_MASTER | SUN4I_CTL_TP | - SUN4I_CTL_CS_MANUAL | SUN4I_CTL_CS_ACTIVE_LOW, - &priv->regs->ctl); return 0; } static int sun4i_spi_release_bus(struct udevice *dev) { struct sun4i_spi_priv *priv = dev_get_priv(dev->parent); - u32 reg; - reg = readl(&priv->regs->ctl); - reg &= ~SUN4I_CTL_ENABLE; - writel(reg, &priv->regs->ctl); + clrbits_le32(SPI_REG(priv, SPI_GCR), SUN4I_CTL_ENABLE); + + sun4i_spi_set_clock(dev->parent, false); return 0; } @@ -308,7 +339,7 @@ static int sun4i_spi_xfer(struct udevice *dev, unsigned int bitlen, struct dm_spi_slave_platdata *slave_plat = dev_get_parent_platdata(dev); u32 len = bitlen / 8; - u32 reg; + u32 rx_fifocnt; u8 nbytes; int ret; @@ -323,30 +354,37 @@ static int sun4i_spi_xfer(struct udevice *dev, unsigned int bitlen, if (flags & SPI_XFER_BEGIN) sun4i_spi_set_cs(bus, slave_plat->cs, true); - reg = readl(&priv->regs->ctl); - /* Reset FIFOs */ - writel(reg | SUN4I_CTL_RF_RST | SUN4I_CTL_TF_RST, &priv->regs->ctl); + setbits_le32(SPI_REG(priv, SPI_FCR), SPI_BIT(priv, SPI_FCR_RF_RST) | + SPI_BIT(priv, SPI_FCR_TF_RST)); while (len) { /* Setup the transfer now... */ - nbytes = min(len, (u32)(SUN4I_FIFO_DEPTH - 1)); + nbytes = min(len, (priv->variant->fifo_depth - 1)); /* Setup the counters */ - writel(SUN4I_BURST_CNT(nbytes), &priv->regs->bc); - writel(SUN4I_XMIT_CNT(nbytes), &priv->regs->tc); + writel(SUN4I_BURST_CNT(nbytes), SPI_REG(priv, SPI_BC)); + writel(SUN4I_XMIT_CNT(nbytes), SPI_REG(priv, SPI_TC)); + + if (priv->variant->has_burst_ctl) + writel(SUN4I_BURST_CNT(nbytes), + SPI_REG(priv, SPI_BCTL)); /* Fill the TX FIFO */ sun4i_spi_fill_fifo(priv, nbytes); /* Start the transfer */ - reg = readl(&priv->regs->ctl); - writel(reg | SUN4I_CTL_XCH, &priv->regs->ctl); - - /* Wait transfer to complete */ - ret = wait_for_bit_le32(&priv->regs->ctl, SUN4I_CTL_XCH_MASK, - false, SUN4I_SPI_TIMEOUT_US, false); - if (ret) { + setbits_le32(SPI_REG(priv, SPI_TCR), + SPI_BIT(priv, SPI_TCR_XCH)); + + /* Wait till RX FIFO to be empty */ + ret = readl_poll_timeout(SPI_REG(priv, SPI_FSR), + rx_fifocnt, + (((rx_fifocnt & + SPI_BIT(priv, SPI_FSR_RF_CNT_MASK)) >> + SUN4I_FIFO_STA_RF_CNT_BITS) >= nbytes), + SUN4I_SPI_TIMEOUT_US); + if (ret < 0) { printf("ERROR: sun4i_spi: Timeout transferring data\n"); sun4i_spi_set_cs(bus, slave_plat->cs, false); return ret; @@ -392,7 +430,7 @@ static int sun4i_spi_set_speed(struct udevice *dev, uint speed) */ div = SUN4I_SPI_MAX_RATE / (2 * speed); - reg = readl(&priv->regs->cctl); + reg = readl(SPI_REG(priv, SPI_CCR)); if (div <= (SUN4I_CLK_CTL_CDR2_MASK + 1)) { if (div > 0) @@ -407,7 +445,7 @@ static int sun4i_spi_set_speed(struct udevice *dev, uint speed) } priv->freq = speed; - writel(reg, &priv->regs->cctl); + writel(reg, SPI_REG(priv, SPI_CCR)); return 0; } @@ -417,17 +455,17 @@ static int sun4i_spi_set_mode(struct udevice *dev, uint mode) struct sun4i_spi_priv *priv = dev_get_priv(dev); u32 reg; - reg = readl(&priv->regs->ctl); - reg &= ~(SUN4I_CTL_CPOL | SUN4I_CTL_CPHA); + reg = readl(SPI_REG(priv, SPI_TCR)); + reg &= ~(SPI_BIT(priv, SPI_TCR_CPOL) | SPI_BIT(priv, SPI_TCR_CPHA)); if (mode & SPI_CPOL) - reg |= SUN4I_CTL_CPOL; + reg |= SPI_BIT(priv, SPI_TCR_CPOL); if (mode & SPI_CPHA) - reg |= SUN4I_CTL_CPHA; + reg |= SPI_BIT(priv, SPI_TCR_CPHA); priv->mode = mode; - writel(reg, &priv->regs->ctl); + writel(reg, SPI_REG(priv, SPI_TCR)); return 0; } @@ -440,9 +478,148 @@ static const struct dm_spi_ops sun4i_spi_ops = { .set_mode = sun4i_spi_set_mode, }; +static int sun4i_spi_probe(struct udevice *bus) +{ + struct sun4i_spi_platdata *plat = dev_get_platdata(bus); + struct sun4i_spi_priv *priv = dev_get_priv(bus); + int ret; + + ret = clk_get_by_name(bus, "ahb", &priv->clk_ahb); + if (ret) { + dev_err(dev, "failed to get ahb clock\n"); + return ret; + } + + ret = clk_get_by_name(bus, "mod", &priv->clk_mod); + if (ret) { + dev_err(dev, "failed to get mod clock\n"); + return ret; + } + + ret = reset_get_by_index(bus, 0, &priv->reset); + if (ret && ret != -ENOENT) { + dev_err(dev, "failed to get reset\n"); + return ret; + } + + sun4i_spi_parse_pins(bus); + + priv->variant = plat->variant; + priv->base = plat->base; + priv->freq = plat->max_hz; + + return 0; +} + +static int sun4i_spi_ofdata_to_platdata(struct udevice *bus) +{ + struct sun4i_spi_platdata *plat = dev_get_platdata(bus); + int node = dev_of_offset(bus); + + plat->base = devfdt_get_addr(bus); + plat->variant = (struct sun4i_spi_variant *)dev_get_driver_data(bus); + plat->max_hz = fdtdec_get_int(gd->fdt_blob, node, + "spi-max-frequency", + SUN4I_SPI_DEFAULT_RATE); + + if (plat->max_hz > SUN4I_SPI_MAX_RATE) + plat->max_hz = SUN4I_SPI_MAX_RATE; + + return 0; +} + +static const unsigned long sun4i_spi_regs[] = { + [SPI_GCR] = SUN4I_CTL_REG, + [SPI_TCR] = SUN4I_CTL_REG, + [SPI_FCR] = SUN4I_CTL_REG, + [SPI_FSR] = SUN4I_FIFO_STA_REG, + [SPI_CCR] = SUN4I_CLK_CTL_REG, + [SPI_BC] = SUN4I_BURST_CNT_REG, + [SPI_TC] = SUN4I_XMIT_CNT_REG, + [SPI_TXD] = SUN4I_TXDATA_REG, + [SPI_RXD] = SUN4I_RXDATA_REG, +}; + +static const u32 sun4i_spi_bits[] = { + [SPI_GCR_TP] = BIT(18), + [SPI_TCR_CPHA] = BIT(2), + [SPI_TCR_CPOL] = BIT(3), + [SPI_TCR_CS_ACTIVE_LOW] = BIT(4), + [SPI_TCR_XCH] = BIT(10), + [SPI_TCR_CS_SEL] = 12, + [SPI_TCR_CS_MASK] = 0x3000, + [SPI_TCR_CS_MANUAL] = BIT(16), + [SPI_TCR_CS_LEVEL] = BIT(17), + [SPI_FCR_TF_RST] = BIT(8), + [SPI_FCR_RF_RST] = BIT(9), + [SPI_FSR_RF_CNT_MASK] = GENMASK(6, 0), +}; + +static const unsigned long sun6i_spi_regs[] = { + [SPI_GCR] = SUN6I_GBL_CTL_REG, + [SPI_TCR] = SUN6I_TFR_CTL_REG, + [SPI_FCR] = SUN6I_FIFO_CTL_REG, + [SPI_FSR] = SUN6I_FIFO_STA_REG, + [SPI_CCR] = SUN6I_CLK_CTL_REG, + [SPI_BC] = SUN6I_BURST_CNT_REG, + [SPI_TC] = SUN6I_XMIT_CNT_REG, + [SPI_BCTL] = SUN6I_BURST_CTL_REG, + [SPI_TXD] = SUN6I_TXDATA_REG, + [SPI_RXD] = SUN6I_RXDATA_REG, +}; + +static const u32 sun6i_spi_bits[] = { + [SPI_GCR_TP] = BIT(7), + [SPI_GCR_SRST] = BIT(31), + [SPI_TCR_CPHA] = BIT(0), + [SPI_TCR_CPOL] = BIT(1), + [SPI_TCR_CS_ACTIVE_LOW] = BIT(2), + [SPI_TCR_CS_SEL] = 4, + [SPI_TCR_CS_MASK] = 0x30, + [SPI_TCR_CS_MANUAL] = BIT(6), + [SPI_TCR_CS_LEVEL] = BIT(7), + [SPI_TCR_XCH] = BIT(31), + [SPI_FCR_RF_RST] = BIT(15), + [SPI_FCR_TF_RST] = BIT(31), + [SPI_FSR_RF_CNT_MASK] = GENMASK(7, 0), +}; + +static const struct sun4i_spi_variant sun4i_a10_spi_variant = { + .regs = sun4i_spi_regs, + .bits = sun4i_spi_bits, + .fifo_depth = 64, +}; + +static const struct sun4i_spi_variant sun6i_a31_spi_variant = { + .regs = sun6i_spi_regs, + .bits = sun6i_spi_bits, + .fifo_depth = 128, + .has_soft_reset = true, + .has_burst_ctl = true, +}; + +static const struct sun4i_spi_variant sun8i_h3_spi_variant = { + .regs = sun6i_spi_regs, + .bits = sun6i_spi_bits, + .fifo_depth = 64, + .has_soft_reset = true, + .has_burst_ctl = true, +}; + static const struct udevice_id sun4i_spi_ids[] = { - { .compatible = "allwinner,sun4i-a10-spi" }, - { } + { + .compatible = "allwinner,sun4i-a10-spi", + .data = (ulong)&sun4i_a10_spi_variant, + }, + { + .compatible = "allwinner,sun6i-a31-spi", + .data = (ulong)&sun6i_a31_spi_variant, + }, + { + .compatible = "allwinner,sun8i-h3-spi", + .data = (ulong)&sun8i_h3_spi_variant, + }, + { /* sentinel */ } }; U_BOOT_DRIVER(sun4i_spi) = { |