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-rw-r--r--board/AndesTech/ax25-ae350/Kconfig4
-rw-r--r--board/AndesTech/ax25-ae350/MAINTAINERS5
-rw-r--r--board/emulation/qemu-riscv/Kconfig2
-rw-r--r--board/imgtec/ci20/Kconfig15
-rw-r--r--board/imgtec/ci20/MAINTAINERS6
-rw-r--r--board/imgtec/ci20/Makefile3
-rw-r--r--board/imgtec/ci20/README10
-rw-r--r--board/imgtec/ci20/ci20.c362
-rw-r--r--board/mscc/luton/Kconfig14
-rw-r--r--board/mscc/luton/Makefile3
-rw-r--r--board/mscc/luton/luton.c28
-rw-r--r--board/mscc/ocelot/Kconfig14
-rw-r--r--board/mscc/ocelot/Makefile4
-rw-r--r--board/mscc/ocelot/ocelot.c58
14 files changed, 525 insertions, 3 deletions
diff --git a/board/AndesTech/ax25-ae350/Kconfig b/board/AndesTech/ax25-ae350/Kconfig
index bb69ea3489..44cb302f70 100644
--- a/board/AndesTech/ax25-ae350/Kconfig
+++ b/board/AndesTech/ax25-ae350/Kconfig
@@ -21,4 +21,8 @@ config ENV_SIZE
config ENV_OFFSET
default 0x140000 if ENV_IS_IN_SPI_FLASH
+config BOARD_SPECIFIC_OPTIONS # dummy
+ def_bool y
+ select RISCV_NDS
+
endif
diff --git a/board/AndesTech/ax25-ae350/MAINTAINERS b/board/AndesTech/ax25-ae350/MAINTAINERS
index d87446ee1c..b0a99e4ac4 100644
--- a/board/AndesTech/ax25-ae350/MAINTAINERS
+++ b/board/AndesTech/ax25-ae350/MAINTAINERS
@@ -3,6 +3,5 @@ M: Rick Chen <rick@andestech.com>
S: Maintained
F: board/AndesTech/ax25-ae350/
F: include/configs/ax25-ae350.h
-F: configs/a25-ae350_32_defconfig
-F: configs/ax25-ae350_64_defconfig
-F: configs/ax25-ae350_defconfig
+F: configs/ae350_rv32_defconfig
+F: configs/ae350_rv64_defconfig
diff --git a/board/emulation/qemu-riscv/Kconfig b/board/emulation/qemu-riscv/Kconfig
index 56bb5337d4..0d865acf10 100644
--- a/board/emulation/qemu-riscv/Kconfig
+++ b/board/emulation/qemu-riscv/Kconfig
@@ -18,6 +18,7 @@ config SYS_TEXT_BASE
config BOARD_SPECIFIC_OPTIONS # dummy
def_bool y
+ select QEMU_RISCV
imply SYS_NS16550
imply VIRTIO_MMIO
imply VIRTIO_NET
@@ -32,5 +33,6 @@ config BOARD_SPECIFIC_OPTIONS # dummy
imply CMD_FAT
imply BOARD_LATE_INIT
imply OF_BOARD_SETUP
+ imply SIFIVE_SERIAL
endif
diff --git a/board/imgtec/ci20/Kconfig b/board/imgtec/ci20/Kconfig
new file mode 100644
index 0000000000..82bf65d64f
--- /dev/null
+++ b/board/imgtec/ci20/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_JZ4780_CI20
+
+config SYS_BOARD
+ default "ci20"
+
+config SYS_VENDOR
+ default "imgtec"
+
+config SYS_CONFIG_NAME
+ default "ci20"
+
+config SYS_TEXT_BASE
+ default 0x80000000
+
+endif
diff --git a/board/imgtec/ci20/MAINTAINERS b/board/imgtec/ci20/MAINTAINERS
new file mode 100644
index 0000000000..dca6bf3537
--- /dev/null
+++ b/board/imgtec/ci20/MAINTAINERS
@@ -0,0 +1,6 @@
+Creator CI20 BOARD
+M: Ezequiel Garcia <ezequiel@collabora.com>
+S: Maintained
+F: board/imgtec/ci20/
+F: include/configs/ci20.h
+F: configs/ci20_mmc_defconfig
diff --git a/board/imgtec/ci20/Makefile b/board/imgtec/ci20/Makefile
new file mode 100644
index 0000000000..7843b46791
--- /dev/null
+++ b/board/imgtec/ci20/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0+
+
+obj-y := ci20.o
diff --git a/board/imgtec/ci20/README b/board/imgtec/ci20/README
new file mode 100644
index 0000000000..07d89d7e2b
--- /dev/null
+++ b/board/imgtec/ci20/README
@@ -0,0 +1,10 @@
+CI20 U-Boot
+
+Installation to an SD card:
+ Repartition your card with an MBR such that the first partition starts at an
+ offset of no less than 270KB. Then install U-Boot SPL & the full U-Boot image
+ to the card like so:
+
+ dd if=spl/u-boot-spl.bin of=/dev/sdX obs=512 seek=1
+ dd if=u-boot-dtb.img of=/dev/sdX obs=1K seek=14
+ sync
diff --git a/board/imgtec/ci20/ci20.c b/board/imgtec/ci20/ci20.c
new file mode 100644
index 0000000000..9811ef559f
--- /dev/null
+++ b/board/imgtec/ci20/ci20.c
@@ -0,0 +1,362 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * CI20 setup code
+ *
+ * Copyright (c) 2013 Imagination Technologies
+ * Author: Paul Burton <paul.burton@imgtec.com>
+ */
+
+#include <common.h>
+#include <environment.h>
+#include <net.h>
+#include <netdev.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <mach/jz4780.h>
+#include <mach/jz4780_dram.h>
+#include <mach/jz4780_gpio.h>
+
+struct ci20_otp {
+ u32 serial_number;
+ u32 date;
+ u8 manufacturer[2];
+ u8 mac[6];
+} __packed;
+
+static void ci20_mux_mmc(void)
+{
+ void __iomem *gpio_regs = (void __iomem *)GPIO_BASE;
+
+ /* setup MSC1 pins */
+ writel(0x30f00000, gpio_regs + GPIO_PXINTC(4));
+ writel(0x30f00000, gpio_regs + GPIO_PXMASKC(4));
+ writel(0x30f00000, gpio_regs + GPIO_PXPAT1C(4));
+ writel(0x30f00000, gpio_regs + GPIO_PXPAT0C(4));
+ writel(0x30f00000, gpio_regs + GPIO_PXPENC(4));
+ jz4780_clk_ungate_mmc();
+}
+
+#ifndef CONFIG_SPL_BUILD
+
+static void ci20_mux_eth(void)
+{
+ void __iomem *gpio_regs = (void __iomem *)GPIO_BASE;
+
+#ifdef CONFIG_NAND
+ /* setup pins (some already setup for NAND) */
+ writel(0x04030000, gpio_regs + GPIO_PXINTC(0));
+ writel(0x04030000, gpio_regs + GPIO_PXMASKC(0));
+ writel(0x04030000, gpio_regs + GPIO_PXPAT1C(0));
+ writel(0x04030000, gpio_regs + GPIO_PXPAT0C(0));
+ writel(0x04030000, gpio_regs + GPIO_PXPENS(0));
+#else
+ /* setup pins (as above +NAND CS +RD/WE +SDx +SAx) */
+ writel(0x0dff00ff, gpio_regs + GPIO_PXINTC(0));
+ writel(0x0dff00ff, gpio_regs + GPIO_PXMASKC(0));
+ writel(0x0dff00ff, gpio_regs + GPIO_PXPAT1C(0));
+ writel(0x0dff00ff, gpio_regs + GPIO_PXPAT0C(0));
+ writel(0x0dff00ff, gpio_regs + GPIO_PXPENS(0));
+ writel(0x00000003, gpio_regs + GPIO_PXINTC(1));
+ writel(0x00000003, gpio_regs + GPIO_PXMASKC(1));
+ writel(0x00000003, gpio_regs + GPIO_PXPAT1C(1));
+ writel(0x00000003, gpio_regs + GPIO_PXPAT0C(1));
+ writel(0x00000003, gpio_regs + GPIO_PXPENS(1));
+#endif
+}
+
+static void ci20_mux_jtag(void)
+{
+#ifdef CONFIG_JTAG
+ void __iomem *gpio_regs = (void __iomem *)GPIO_BASE;
+
+ /* enable JTAG */
+ writel(3 << 30, gpio_regs + GPIO_PXINTC(0));
+ writel(3 << 30, gpio_regs + GPIO_PXMASKC(0));
+ writel(3 << 30, gpio_regs + GPIO_PXPAT1C(0));
+ writel(3 << 30, gpio_regs + GPIO_PXPAT0C(0));
+#endif
+}
+
+static void ci20_mux_nand(void)
+{
+ void __iomem *gpio_regs = (void __iomem *)GPIO_BASE;
+
+ /* setup pins */
+ writel(0x002c00ff, gpio_regs + GPIO_PXINTC(0));
+ writel(0x002c00ff, gpio_regs + GPIO_PXMASKC(0));
+ writel(0x002c00ff, gpio_regs + GPIO_PXPAT1C(0));
+ writel(0x002c00ff, gpio_regs + GPIO_PXPAT0C(0));
+ writel(0x002c00ff, gpio_regs + GPIO_PXPENS(0));
+ writel(0x00000003, gpio_regs + GPIO_PXINTC(1));
+ writel(0x00000003, gpio_regs + GPIO_PXMASKC(1));
+ writel(0x00000003, gpio_regs + GPIO_PXPAT1C(1));
+ writel(0x00000003, gpio_regs + GPIO_PXPAT0C(1));
+ writel(0x00000003, gpio_regs + GPIO_PXPENS(1));
+
+ /* FRB0_N */
+ jz47xx_gpio_direction_input(JZ_GPIO(0, 20));
+ writel(20, gpio_regs + GPIO_PXPENS(0));
+
+ /* disable write protect */
+ jz47xx_gpio_direction_output(JZ_GPIO(5, 22), 1);
+}
+
+static void ci20_mux_uart(void)
+{
+ void __iomem *gpio_regs = (void __iomem *)GPIO_BASE;
+
+ /* UART0 */
+ writel(0x9, gpio_regs + GPIO_PXINTC(5));
+ writel(0x9, gpio_regs + GPIO_PXMASKC(5));
+ writel(0x9, gpio_regs + GPIO_PXPAT1C(5));
+ writel(0x9, gpio_regs + GPIO_PXPAT0C(5));
+ writel(0x9, gpio_regs + GPIO_PXPENC(5));
+ jz4780_clk_ungate_uart(0);
+
+ /* UART 1 and 2 */
+ jz4780_clk_ungate_uart(1);
+ jz4780_clk_ungate_uart(2);
+
+#ifndef CONFIG_JTAG
+ /* UART3 */
+ writel(1 << 12, gpio_regs + GPIO_PXINTC(3));
+ writel(1 << 12, gpio_regs + GPIO_PXMASKS(3));
+ writel(1 << 12, gpio_regs + GPIO_PXPAT1S(3));
+ writel(1 << 12, gpio_regs + GPIO_PXPAT0C(3));
+ writel(3 << 30, gpio_regs + GPIO_PXINTC(0));
+ writel(3 << 30, gpio_regs + GPIO_PXMASKC(0));
+ writel(3 << 30, gpio_regs + GPIO_PXPAT1C(0));
+ writel(1 << 30, gpio_regs + GPIO_PXPAT0C(0));
+ writel(1 << 31, gpio_regs + GPIO_PXPAT0S(0));
+ jz4780_clk_ungate_uart(3);
+#endif
+
+ /* UART4 */
+ writel(0x100400, gpio_regs + GPIO_PXINTC(2));
+ writel(0x100400, gpio_regs + GPIO_PXMASKC(2));
+ writel(0x100400, gpio_regs + GPIO_PXPAT1S(2));
+ writel(0x100400, gpio_regs + GPIO_PXPAT0C(2));
+ writel(0x100400, gpio_regs + GPIO_PXPENC(2));
+ jz4780_clk_ungate_uart(4);
+}
+
+int board_early_init_f(void)
+{
+ ci20_mux_jtag();
+ ci20_mux_uart();
+
+ ci20_mux_eth();
+ ci20_mux_mmc();
+ ci20_mux_nand();
+
+ /* SYS_POWER_IND high (LED blue, VBUS off) */
+ jz47xx_gpio_direction_output(JZ_GPIO(5, 15), 0);
+
+ /* LEDs off */
+ jz47xx_gpio_direction_output(JZ_GPIO(2, 0), 0);
+ jz47xx_gpio_direction_output(JZ_GPIO(2, 1), 0);
+ jz47xx_gpio_direction_output(JZ_GPIO(2, 2), 0);
+ jz47xx_gpio_direction_output(JZ_GPIO(2, 3), 0);
+
+ return 0;
+}
+
+int misc_init_r(void)
+{
+ const u32 efuse_clk = jz4780_clk_get_efuse_clk();
+ struct ci20_otp otp;
+ char manufacturer[3];
+
+ /* Read the board OTP data */
+ jz4780_efuse_init(efuse_clk);
+ jz4780_efuse_read(0x18, 16, (u8 *)&otp);
+
+ /* Set MAC address */
+ if (!is_valid_ethaddr(otp.mac)) {
+ /* no MAC assigned, generate one from the unique chip ID */
+ jz4780_efuse_read(0x8, 4, &otp.mac[0]);
+ jz4780_efuse_read(0x12, 2, &otp.mac[4]);
+ otp.mac[0] = (otp.mac[0] | 0x02) & ~0x01;
+ }
+ eth_env_set_enetaddr("ethaddr", otp.mac);
+
+ /* Put other board information into the environment */
+ env_set_ulong("serial#", otp.serial_number);
+ env_set_ulong("board_date", otp.date);
+ manufacturer[0] = otp.manufacturer[0];
+ manufacturer[1] = otp.manufacturer[1];
+ manufacturer[2] = 0;
+ env_set("board_mfr", manufacturer);
+
+ return 0;
+}
+
+#ifdef CONFIG_DRIVER_DM9000
+int board_eth_init(bd_t *bis)
+{
+ /* Enable clock */
+ jz4780_clk_ungate_ethernet();
+
+ /* Enable power (PB25) */
+ jz47xx_gpio_direction_output(JZ_GPIO(1, 25), 1);
+
+ /* Reset (PF12) */
+ mdelay(10);
+ jz47xx_gpio_direction_output(JZ_GPIO(5, 12), 0);
+ mdelay(10);
+ jz47xx_gpio_direction_output(JZ_GPIO(5, 12), 1);
+ mdelay(10);
+
+ return dm9000_initialize(bis);
+}
+#endif /* CONFIG_DRIVER_DM9000 */
+#endif
+
+static u8 ci20_revision(void)
+{
+ void __iomem *gpio_regs = (void __iomem *)GPIO_BASE;
+ int val;
+
+ jz47xx_gpio_direction_input(JZ_GPIO(2, 18));
+ jz47xx_gpio_direction_input(JZ_GPIO(2, 19));
+
+ /* Enable pullups */
+ writel(BIT(18) | BIT(19), gpio_regs + GPIO_PXPENC(2));
+
+ /* Read PC18/19 for version */
+ val = (!!jz47xx_gpio_get_value(JZ_GPIO(2, 18))) |
+ ((!!jz47xx_gpio_get_value(JZ_GPIO(2, 19))) << 1);
+
+ if (val == 3) /* Rev 1 boards had no pulldowns - giving 3 */
+ return 1;
+ if (val == 1) /* Rev 2 boards pulldown port C bit 18 giving 1 */
+ return 2;
+
+ return 0;
+}
+
+int dram_init(void)
+{
+ gd->ram_size = sdram_size(0) + sdram_size(1);
+ return 0;
+}
+
+/* U-Boot common routines */
+int checkboard(void)
+{
+ printf("Board: Creator CI20 (rev.%d)\n", ci20_revision());
+ return 0;
+}
+
+#ifdef CONFIG_SPL_BUILD
+
+#if defined(CONFIG_SPL_MMC_SUPPORT)
+int board_mmc_init(bd_t *bd)
+{
+ ci20_mux_mmc();
+ return jz_mmc_init((void __iomem *)MSC0_BASE);
+}
+#endif
+
+static const struct jz4780_ddr_config K4B2G0846Q_48_config = {
+ .timing = {
+ (4 << DDRC_TIMING1_TRTP_BIT) | (13 << DDRC_TIMING1_TWTR_BIT) |
+ (6 << DDRC_TIMING1_TWR_BIT) | (5 << DDRC_TIMING1_TWL_BIT),
+
+ (4 << DDRC_TIMING2_TCCD_BIT) | (15 << DDRC_TIMING2_TRAS_BIT) |
+ (6 << DDRC_TIMING2_TRCD_BIT) | (6 << DDRC_TIMING2_TRL_BIT),
+
+ (4 << DDRC_TIMING3_ONUM) | (7 << DDRC_TIMING3_TCKSRE_BIT) |
+ (6 << DDRC_TIMING3_TRP_BIT) | (4 << DDRC_TIMING3_TRRD_BIT) |
+ (21 << DDRC_TIMING3_TRC_BIT),
+
+ (31 << DDRC_TIMING4_TRFC_BIT) | (1 << DDRC_TIMING4_TRWCOV_BIT) |
+ (4 << DDRC_TIMING4_TCKE_BIT) | (9 << DDRC_TIMING4_TMINSR_BIT) |
+ (8 << DDRC_TIMING4_TXP_BIT) | (3 << DDRC_TIMING4_TMRD_BIT),
+
+ (8 << DDRC_TIMING5_TRTW_BIT) | (4 << DDRC_TIMING5_TRDLAT_BIT) |
+ (4 << DDRC_TIMING5_TWDLAT_BIT),
+
+ (25 << DDRC_TIMING6_TXSRD_BIT) | (12 << DDRC_TIMING6_TFAW_BIT) |
+ (2 << DDRC_TIMING6_TCFGW_BIT) | (2 << DDRC_TIMING6_TCFGR_BIT),
+ },
+
+ /* PHY */
+ /* Mode Register 0 */
+ .mr0 = 0x420,
+#ifdef SDRAM_DISABLE_DLL
+ .mr1 = (DDR3_MR1_DIC_7 | DDR3_MR1_RTT_DIS | DDR3_MR1_DLL_DISABLE),
+#else
+ .mr1 = (DDR3_MR1_DIC_7 | DDR3_MR1_RTT_DIS),
+#endif
+
+ .ptr0 = 0x002000d4,
+ .ptr1 = 0x02230d40,
+ .ptr2 = 0x04013880,
+
+ .dtpr0 = 0x2a8f6690,
+ .dtpr1 = 0x00400860,
+ .dtpr2 = 0x10042a00,
+
+ .pullup = 0x0b,
+ .pulldn = 0x0b,
+};
+
+static const struct jz4780_ddr_config H5TQ2G83CFR_48_config = {
+ .timing = {
+ (4 << DDRC_TIMING1_TRTP_BIT) | (13 << DDRC_TIMING1_TWTR_BIT) |
+ (6 << DDRC_TIMING1_TWR_BIT) | (5 << DDRC_TIMING1_TWL_BIT),
+
+ (4 << DDRC_TIMING2_TCCD_BIT) | (16 << DDRC_TIMING2_TRAS_BIT) |
+ (6 << DDRC_TIMING2_TRCD_BIT) | (6 << DDRC_TIMING2_TRL_BIT),
+
+ (4 << DDRC_TIMING3_ONUM) | (7 << DDRC_TIMING3_TCKSRE_BIT) |
+ (6 << DDRC_TIMING3_TRP_BIT) | (4 << DDRC_TIMING3_TRRD_BIT) |
+ (22 << DDRC_TIMING3_TRC_BIT),
+
+ (42 << DDRC_TIMING4_TRFC_BIT) | (1 << DDRC_TIMING4_TRWCOV_BIT) |
+ (4 << DDRC_TIMING4_TCKE_BIT) | (7 << DDRC_TIMING4_TMINSR_BIT) |
+ (3 << DDRC_TIMING4_TXP_BIT) | (3 << DDRC_TIMING4_TMRD_BIT),
+
+ (8 << DDRC_TIMING5_TRTW_BIT) | (4 << DDRC_TIMING5_TRDLAT_BIT) |
+ (4 << DDRC_TIMING5_TWDLAT_BIT),
+
+ (25 << DDRC_TIMING6_TXSRD_BIT) | (20 << DDRC_TIMING6_TFAW_BIT) |
+ (2 << DDRC_TIMING6_TCFGW_BIT) | (2 << DDRC_TIMING6_TCFGR_BIT),
+ },
+
+ /* PHY */
+ /* Mode Register 0 */
+ .mr0 = 0x420,
+#ifdef SDRAM_DISABLE_DLL
+ .mr1 = (DDR3_MR1_DIC_7 | DDR3_MR1_RTT_DIS | DDR3_MR1_DLL_DISABLE),
+#else
+ .mr1 = (DDR3_MR1_DIC_7 | DDR3_MR1_RTT_DIS),
+#endif
+
+ .ptr0 = 0x002000d4,
+ .ptr1 = 0x02d30d40,
+ .ptr2 = 0x04013880,
+
+ .dtpr0 = 0x2c906690,
+ .dtpr1 = 0x005608a0,
+ .dtpr2 = 0x10042a00,
+
+ .pullup = 0x0e,
+ .pulldn = 0x0e,
+};
+
+#if (CONFIG_SYS_MHZ != 1200)
+#error No DDR configuration for CPU speed
+#endif
+
+const struct jz4780_ddr_config *jz4780_get_ddr_config(void)
+{
+ const int board_revision = ci20_revision();
+
+ if (board_revision == 2)
+ return &K4B2G0846Q_48_config;
+ else /* Fall back to H5TQ2G83CFR RAM */
+ return &H5TQ2G83CFR_48_config;
+}
+#endif
diff --git a/board/mscc/luton/Kconfig b/board/mscc/luton/Kconfig
new file mode 100644
index 0000000000..e1199808d5
--- /dev/null
+++ b/board/mscc/luton/Kconfig
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+if SOC_LUTON
+
+config SYS_VENDOR
+ default "mscc"
+
+config SYS_BOARD
+ default "luton"
+
+config SYS_CONFIG_NAME
+ default "luton"
+
+endif
diff --git a/board/mscc/luton/Makefile b/board/mscc/luton/Makefile
new file mode 100644
index 0000000000..b27f7c7739
--- /dev/null
+++ b/board/mscc/luton/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+obj-$(CONFIG_SOC_LUTON) := luton.o
diff --git a/board/mscc/luton/luton.c b/board/mscc/luton/luton.c
new file mode 100644
index 0000000000..41fc6d56a7
--- /dev/null
+++ b/board/mscc/luton/luton.c
@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+#include <common.h>
+#include <asm/io.h>
+
+#define MSCC_GPIO_ALT0 0x88
+#define MSCC_GPIO_ALT1 0x8C
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void board_debug_uart_init(void)
+{
+ /* too early for the pinctrl driver, so configure the UART pins here */
+ setbits_le32(BASE_DEVCPU_GCB + MSCC_GPIO_ALT0, BIT(30) | BIT(31));
+}
+
+int board_early_init_r(void)
+{
+ /* Prepare SPI controller to be used in master mode */
+ writel(0, BASE_CFG + ICPU_SW_MODE);
+
+ /* Address of boot parameters */
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE;
+ return 0;
+}
diff --git a/board/mscc/ocelot/Kconfig b/board/mscc/ocelot/Kconfig
new file mode 100644
index 0000000000..9ddc0880b1
--- /dev/null
+++ b/board/mscc/ocelot/Kconfig
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+config SYS_VENDOR
+ default "mscc"
+
+if SOC_OCELOT
+
+config SYS_BOARD
+ default "ocelot"
+
+config SYS_CONFIG_NAME
+ default "ocelot"
+
+endif
diff --git a/board/mscc/ocelot/Makefile b/board/mscc/ocelot/Makefile
new file mode 100644
index 0000000000..9f28c81268
--- /dev/null
+++ b/board/mscc/ocelot/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+obj-$(CONFIG_SOC_OCELOT) := ocelot.o
+
diff --git a/board/mscc/ocelot/ocelot.c b/board/mscc/ocelot/ocelot.c
new file mode 100644
index 0000000000..d521a61957
--- /dev/null
+++ b/board/mscc/ocelot/ocelot.c
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/addrspace.h>
+#include <asm/types.h>
+#include <environment.h>
+#include <spi.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define MSCC_GPIO_ALT0 0x54
+#define MSCC_GPIO_ALT1 0x58
+
+void external_cs_manage(struct udevice *dev, bool enable)
+{
+ u32 cs = spi_chip_select(dev);
+ /* IF_SI0_OWNER, select the owner of the SI interface
+ * Encoding: 0: SI Slave
+ * 1: SI Boot Master
+ * 2: SI Master Controller
+ */
+ if (!enable) {
+ writel(ICPU_SW_MODE_SW_PIN_CTRL_MODE |
+ ICPU_SW_MODE_SW_SPI_CS(BIT(cs)), BASE_CFG + ICPU_SW_MODE);
+ clrsetbits_le32(BASE_CFG + ICPU_GENERAL_CTRL,
+ ICPU_GENERAL_CTRL_IF_SI_OWNER_M,
+ ICPU_GENERAL_CTRL_IF_SI_OWNER(2));
+ } else {
+ writel(0, BASE_CFG + ICPU_SW_MODE);
+ clrsetbits_le32(BASE_CFG + ICPU_GENERAL_CTRL,
+ ICPU_GENERAL_CTRL_IF_SI_OWNER_M,
+ ICPU_GENERAL_CTRL_IF_SI_OWNER(1));
+ }
+}
+
+void board_debug_uart_init(void)
+{
+ /* too early for the pinctrl driver, so configure the UART pins here */
+ setbits_le32(BASE_DEVCPU_GCB + MSCC_GPIO_ALT0, BIT(6) | BIT(7));
+ clrbits_le32(BASE_DEVCPU_GCB + MSCC_GPIO_ALT1, BIT(6) | BIT(7));
+}
+
+int board_early_init_r(void)
+{
+ /* Prepare SPI controller to be used in master mode */
+ writel(0, BASE_CFG + ICPU_SW_MODE);
+ clrsetbits_le32(BASE_CFG + ICPU_GENERAL_CTRL,
+ ICPU_GENERAL_CTRL_IF_SI_OWNER_M,
+ ICPU_GENERAL_CTRL_IF_SI_OWNER(2));
+
+ /* Address of boot parameters */
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE;
+ return 0;
+}
generated by cgit (git 2.34.1) at 2025-01-08 20:19:16 +0000