diff options
Diffstat (limited to 'arch/arm/cpu/armv7/uniphier/ph1-sld8')
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile | 10 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/bcu_init.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/board_info.c | 16 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/board_postclk_init.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/boot-mode.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/clkrst_init.c | 29 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/pinctrl.c | 57 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c | 201 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_spectrum.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c | 51 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/sg_init.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c | 142 |
12 files changed, 511 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile b/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile new file mode 100644 index 0000000000..b385e19544 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile @@ -0,0 +1,10 @@ +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-$(CONFIG_DISPLAY_BOARDINFO) += board_info.o +obj-y += boot-mode.o +obj-$(CONFIG_BOARD_POSTCLK_INIT) += board_postclk_init.o bcu_init.o \ + sbc_init.o sg_init.o pll_init.o clkrst_init.o pinctrl.o +obj-$(CONFIG_SPL_BUILD) += pll_spectrum.o \ + umc_init.o diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/bcu_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/bcu_init.c new file mode 100644 index 0000000000..69b172e4e7 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/bcu_init.c @@ -0,0 +1 @@ +#include "../ph1-ld4/bcu_init.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/board_info.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/board_info.c new file mode 100644 index 0000000000..15dc289c01 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/board_info.c @@ -0,0 +1,16 @@ +/* + * Copyright (C) 2012-2014 Panasonic Corporation + * Author: Masahiro Yamada <yamada.m@jp.panasonic.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/board.h> + +int checkboard(void) +{ + puts("Board: PH1-sLD8 Board\n"); + + return check_support_card(); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/board_postclk_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/board_postclk_init.c new file mode 100644 index 0000000000..287b33c21d --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/board_postclk_init.c @@ -0,0 +1 @@ +#include "../ph1-ld4/board_postclk_init.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/boot-mode.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/boot-mode.c new file mode 100644 index 0000000000..d359b56291 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/boot-mode.c @@ -0,0 +1 @@ +#include "../ph1-pro4/boot-mode.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/clkrst_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/clkrst_init.c new file mode 100644 index 0000000000..18965a94c5 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/clkrst_init.c @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011-2014 Panasonic Corporation + * Author: Masahiro Yamada <yamada.m@jp.panasonic.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sc-regs.h> + +void clkrst_init(void) +{ + u32 tmp; + + /* deassert reset */ + tmp = readl(SC_RSTCTRL); + tmp |= SC_RSTCTRL_NRST_ETHER | SC_RSTCTRL_NRST_UMC1 + | SC_RSTCTRL_NRST_UMC0 | SC_RSTCTRL_NRST_NAND; + writel(tmp, SC_RSTCTRL); + readl(SC_RSTCTRL); /* dummy read */ + + /* privide clocks */ + tmp = readl(SC_CLKCTRL); + tmp |= SC_CLKCTRL_CLK_ETHER | SC_CLKCTRL_CLK_MIO | SC_CLKCTRL_CLK_UMC + | SC_CLKCTRL_CLK_NAND | SC_CLKCTRL_CLK_SBC | SC_CLKCTRL_CLK_PERI; + writel(tmp, SC_CLKCTRL); + readl(SC_CLKCTRL); /* dummy read */ +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/pinctrl.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pinctrl.c new file mode 100644 index 0000000000..2b6403f88f --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pinctrl.c @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2011-2014 Panasonic Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sg-regs.h> + +void pin_init(void) +{ + /* Comment format: PAD Name -> Function Name */ + +#ifdef CONFIG_UNIPHIER_SERIAL + sg_set_pinsel(70, 3); /* HDDOUT0 -> TXD0 */ + sg_set_pinsel(71, 3); /* HSDOUT1 -> RXD0 */ + + sg_set_pinsel(114, 0); /* TXD1 -> TXD1 */ + sg_set_pinsel(115, 0); /* RXD1 -> RXD1 */ + + sg_set_pinsel(112, 1); /* SBO1 -> TXD2 */ + sg_set_pinsel(113, 1); /* SBI1 -> RXD2 */ + + sg_set_pinsel(110, 1); /* SBO0 -> TXD3 */ + sg_set_pinsel(111, 1); /* SBI0 -> RXD3 */ +#endif + +#ifdef CONFIG_NAND_DENALI + sg_set_pinsel(15, 0); /* XNFRE_GB -> XNFRE_GB */ + sg_set_pinsel(16, 0); /* XNFWE_GB -> XNFWE_GB */ + sg_set_pinsel(17, 0); /* XFALE_GB -> NFALE_GB */ + sg_set_pinsel(18, 0); /* XFCLE_GB -> NFCLE_GB */ + sg_set_pinsel(19, 0); /* XNFWP_GB -> XFNWP_GB */ + sg_set_pinsel(20, 0); /* XNFCE0_GB -> XNFCE0_GB */ + sg_set_pinsel(21, 0); /* NANDRYBY0_GB -> NANDRYBY0_GB */ + sg_set_pinsel(22, 0); /* XFNCE1_GB -> XFNCE1_GB */ + sg_set_pinsel(23, 0); /* NANDRYBY1_GB -> NANDRYBY1_GB */ + sg_set_pinsel(24, 0); /* NFD0_GB -> NFD0_GB */ + sg_set_pinsel(25, 0); /* NFD1_GB -> NFD1_GB */ + sg_set_pinsel(26, 0); /* NFD2_GB -> NFD2_GB */ + sg_set_pinsel(27, 0); /* NFD3_GB -> NFD3_GB */ + sg_set_pinsel(28, 0); /* NFD4_GB -> NFD4_GB */ + sg_set_pinsel(29, 0); /* NFD5_GB -> NFD5_GB */ + sg_set_pinsel(30, 0); /* NFD6_GB -> NFD6_GB */ + sg_set_pinsel(31, 0); /* NFD7_GB -> NFD7_GB */ +#endif + +#ifdef CONFIG_USB_EHCI_UNIPHIER + sg_set_pinsel(41, 0); /* USB0VBUS -> USB0VBUS */ + sg_set_pinsel(42, 0); /* USB0OD -> USB0OD */ + sg_set_pinsel(43, 0); /* USB1VBUS -> USB1VBUS */ + sg_set_pinsel(44, 0); /* USB1OD -> USB1OD */ + /* sg_set_pinsel(114, 4); */ /* TXD1 -> USB2VBUS (shared with UART) */ + /* sg_set_pinsel(115, 4); */ /* RXD1 -> USB2OD */ +#endif +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c new file mode 100644 index 0000000000..4d87053430 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_init.c @@ -0,0 +1,201 @@ +/* + * Copyright (C) 2011-2014 Panasonic Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sc-regs.h> +#include <asm/arch/sg-regs.h> + +void dpll_init(void) +{ + u32 tmp; + /* + * Set DPLL SSC parameters for DPLLCTRL3 + * [23] DIVN_TEST 0x1 + * [22:16] DIVN 0x50 + * [10] FREFSEL_TEST 0x1 + * [9:8] FREFSEL 0x2 + * [4] ICPD_TEST 0x1 + * [3:0] ICPD 0xb + */ + tmp = readl(SC_DPLLCTRL3); + tmp &= ~0x00ff0717; + tmp |= 0x00d0061b; + writel(tmp, SC_DPLLCTRL3); + + /* + * Set DPLL SSC parameters for DPLLCTRL + * <-1%> <-2%> + * [29:20] SSC_UPCNT 132 (0x084) 132 (0x084) + * [14:0] SSC_dK 6335(0x18bf) 12710(0x31a6) + */ + tmp = readl(SC_DPLLCTRL); + tmp &= ~0x3ff07fff; +#ifdef CONFIG_DPLL_SSC_RATE_1PER + tmp |= 0x084018bf; +#else + tmp |= 0x084031a6; +#endif + writel(tmp, SC_DPLLCTRL); + + /* + * Set DPLL SSC parameters for DPLLCTRL2 + * [31:29] SSC_STEP 0 + * [27] SSC_REG_REF 1 + * [26:20] SSC_M 79 (0x4f) + * [19:0] SSC_K 964689 (0xeb851) + */ + tmp = readl(SC_DPLLCTRL2); + tmp &= ~0xefffffff; + tmp |= 0x0cfeb851; + writel(tmp, SC_DPLLCTRL2); +} + +void upll_init(void) +{ + u32 tmp, clk_mode_upll, clk_mode_axosel; + + tmp = readl(SG_PINMON0); + clk_mode_upll = tmp & SG_PINMON0_CLK_MODE_UPLLSRC_MASK; + clk_mode_axosel = tmp & SG_PINMON0_CLK_MODE_AXOSEL_MASK; + + /* set 0 to SNRT(UPLLCTRL.bit28) and K_LD(UPLLCTRL.bit[27]) */ + tmp = readl(SC_UPLLCTRL); + tmp &= ~0x18000000; + writel(tmp, SC_UPLLCTRL); + + if (clk_mode_upll == SG_PINMON0_CLK_MODE_UPLLSRC_DEFAULT) { + if (clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_U || + clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A) { + /* AXO: 25MHz */ + tmp &= ~0x07ffffff; + tmp |= 0x0228f5c0; + } else { + /* AXO: default 24.576MHz */ + tmp &= ~0x07ffffff; + tmp |= 0x02328000; + } + } + + writel(tmp, SC_UPLLCTRL); + + /* set 1 to K_LD(UPLLCTRL.bit[27]) */ + tmp |= 0x08000000; + writel(tmp, SC_UPLLCTRL); + + /* wait 10 usec */ + udelay(10); + + /* set 1 to SNRT(UPLLCTRL.bit[28]) */ + tmp |= 0x10000000; + writel(tmp, SC_UPLLCTRL); +} + +void vpll_init(void) +{ + u32 tmp, clk_mode_axosel; + + tmp = readl(SG_PINMON0); + clk_mode_axosel = tmp & SG_PINMON0_CLK_MODE_AXOSEL_MASK; + + /* set 1 to VPLA27WP and VPLA27WP */ + tmp = readl(SC_VPLL27ACTRL); + tmp |= 0x00000001; + writel(tmp, SC_VPLL27ACTRL); + tmp = readl(SC_VPLL27BCTRL); + tmp |= 0x00000001; + writel(tmp, SC_VPLL27BCTRL); + + /* Set 0 to VPLA_K_LD and VPLB_K_LD */ + tmp = readl(SC_VPLL27ACTRL3); + tmp &= ~0x10000000; + writel(tmp, SC_VPLL27ACTRL3); + tmp = readl(SC_VPLL27BCTRL3); + tmp &= ~0x10000000; + writel(tmp, SC_VPLL27BCTRL3); + + /* Set 0 to VPLA_SNRST and VPLB_SNRST */ + tmp = readl(SC_VPLL27ACTRL2); + tmp &= ~0x10000000; + writel(tmp, SC_VPLL27ACTRL2); + tmp = readl(SC_VPLL27BCTRL2); + tmp &= ~0x10000000; + writel(tmp, SC_VPLL27BCTRL2); + + /* Set 0x20 to VPLA_SNRST and VPLB_SNRST */ + tmp = readl(SC_VPLL27ACTRL2); + tmp &= ~0x0000007f; + tmp |= 0x00000020; + writel(tmp, SC_VPLL27ACTRL2); + tmp = readl(SC_VPLL27BCTRL2); + tmp &= ~0x0000007f; + tmp |= 0x00000020; + writel(tmp, SC_VPLL27BCTRL2); + + if (clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_U || + clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A) { + /* AXO: 25MHz */ + tmp = readl(SC_VPLL27ACTRL3); + tmp &= ~0x000fffff; + tmp |= 0x00066664; + writel(tmp, SC_VPLL27ACTRL3); + tmp = readl(SC_VPLL27BCTRL3); + tmp &= ~0x000fffff; + tmp |= 0x00066664; + writel(tmp, SC_VPLL27BCTRL3); + } else { + /* AXO: default 24.576MHz */ + tmp = readl(SC_VPLL27ACTRL3); + tmp &= ~0x000fffff; + tmp |= 0x000f5800; + writel(tmp, SC_VPLL27ACTRL3); + tmp = readl(SC_VPLL27BCTRL3); + tmp &= ~0x000fffff; + tmp |= 0x000f5800; + writel(tmp, SC_VPLL27BCTRL3); + } + + /* Set 1 to VPLA_K_LD and VPLB_K_LD */ + tmp = readl(SC_VPLL27ACTRL3); + tmp |= 0x10000000; + writel(tmp, SC_VPLL27ACTRL3); + tmp = readl(SC_VPLL27BCTRL3); + tmp |= 0x10000000; + writel(tmp, SC_VPLL27BCTRL3); + + /* wait 10 usec */ + udelay(10); + + /* Set 0 to VPLA_SNRST and VPLB_SNRST */ + tmp = readl(SC_VPLL27ACTRL2); + tmp |= 0x10000000; + writel(tmp, SC_VPLL27ACTRL2); + tmp = readl(SC_VPLL27BCTRL2); + tmp |= 0x10000000; + writel(tmp, SC_VPLL27BCTRL2); + + /* set 0 to VPLA27WP and VPLA27WP */ + tmp = readl(SC_VPLL27ACTRL); + tmp &= ~0x00000001; + writel(tmp, SC_VPLL27ACTRL); + tmp = readl(SC_VPLL27BCTRL); + tmp |= ~0x00000001; + writel(tmp, SC_VPLL27BCTRL); +} + +void pll_init(void) +{ + dpll_init(); + upll_init(); + vpll_init(); + + /* + * Wait 500 usec until dpll get stable + * We wait 10 usec in upll_init() and vpll_init() + * so 20 usec can be saved here. + */ + udelay(480); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_spectrum.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_spectrum.c new file mode 100644 index 0000000000..9b8c4855e5 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/pll_spectrum.c @@ -0,0 +1 @@ +#include "../ph1-ld4/pll_spectrum.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c new file mode 100644 index 0000000000..af44dee4f6 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2011-2014 Panasonic Corporation + * Author: Masahiro Yamada <yamada.m@jp.panasonic.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sbc-regs.h> +#include <asm/arch/sg-regs.h> + +void sbc_init(void) +{ +#if !defined(CONFIG_SPL_BUILD) + /* XECS0 : dummy */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04); +#endif + /* XECS1 : boot memory (always boot swap = on) */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); + + /* XECS4 : sub memory */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL40); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL41); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL42); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL44); + + /* XECS5 : peripherals */ + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL50); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL51); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL52); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL54); + + /* base address regsiters */ + writel(0x0000bc01, SBBASE0); /* boot memory */ + writel(0x0900bfff, SBBASE1); /* dummy */ + writel(0x0400bc01, SBBASE4); /* sub memory */ + writel(0x0800bf01, SBBASE5); /* peripherals */ + + sg_set_pinsel(134, 16); /* XIRQ6 -> XECS4 */ + sg_set_pinsel(135, 16); /* XIRQ7 -> XECS5 */ + + /* dummy read to assure write process */ + readl(SG_PINCTRL(33)); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/sg_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sg_init.c new file mode 100644 index 0000000000..a808289a56 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sg_init.c @@ -0,0 +1 @@ +#include "../ph1-ld4/sg_init.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c new file mode 100644 index 0000000000..ff2dcb1640 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/umc_init.c @@ -0,0 +1,142 @@ +/* + * Copyright (C) 2011-2014 Panasonic Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/umc-regs.h> + +static inline void umc_start_ssif(void __iomem *ssif_base) +{ + writel(0x00000000, ssif_base + 0x0000b004); + writel(0xffffffff, ssif_base + 0x0000c004); + writel(0x000fffcf, ssif_base + 0x0000c008); + writel(0x00000001, ssif_base + 0x0000b000); + writel(0x00000001, ssif_base + 0x0000c000); + writel(0x03010101, ssif_base + UMC_MDMCHSEL); + writel(0x03010100, ssif_base + UMC_DMDCHSEL); + + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_FETCH); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_COMQUE0); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_COMWC0); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_COMRC0); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_COMQUE1); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_COMWC1); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_COMRC1); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_WC); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_RC); + writel(0x00000000, ssif_base + UMC_CLKEN_SSIF_DST); + + writel(0x00000001, ssif_base + UMC_CPURST); + writel(0x00000001, ssif_base + UMC_IDSRST); + writel(0x00000001, ssif_base + UMC_IXMRST); + writel(0x00000001, ssif_base + UMC_MDMRST); + writel(0x00000001, ssif_base + UMC_MDDRST); + writel(0x00000001, ssif_base + UMC_SIORST); + writel(0x00000001, ssif_base + UMC_VIORST); + writel(0x00000001, ssif_base + UMC_FRCRST); + writel(0x00000001, ssif_base + UMC_RGLRST); + writel(0x00000001, ssif_base + UMC_AIORST); + writel(0x00000001, ssif_base + UMC_DMDRST); +} + +void umc_dramcont_init(void __iomem *dramcont, void __iomem *ca_base, + int size, int freq) +{ +#ifdef CONFIG_DDR_STANDARD + writel(0x55990b11, dramcont + UMC_CMDCTLA); + writel(0x16958944, dramcont + UMC_CMDCTLB); +#else + writel(0x45990b11, dramcont + UMC_CMDCTLA); + writel(0x16958924, dramcont + UMC_CMDCTLB); +#endif + + writel(0x5101046A, dramcont + UMC_INITCTLA); + + if (size == 1) + writel(0x27028B0A, dramcont + UMC_INITCTLB); + else if (size == 2) + writel(0x38028B0A, dramcont + UMC_INITCTLB); + + writel(0x00FF00FF, dramcont + UMC_INITCTLC); + writel(0x00000b51, dramcont + UMC_DRMMR0); + writel(0x00000006, dramcont + UMC_DRMMR1); + writel(0x00000290, dramcont + UMC_DRMMR2); + +#ifdef CONFIG_DDR_STANDARD + writel(0x00000000, dramcont + UMC_DRMMR3); +#else + writel(0x00000800, dramcont + UMC_DRMMR3); +#endif + + if (size == 1) + writel(0x00240512, dramcont + UMC_SPCCTLA); + else if (size == 2) + writel(0x00350512, dramcont + UMC_SPCCTLA); + + writel(0x00ff0006, dramcont + UMC_SPCCTLB); + writel(0x000a00ac, dramcont + UMC_RDATACTL_D0); + writel(0x04060806, dramcont + UMC_WDATACTL_D0); + writel(0x04a02000, dramcont + UMC_DATASET); + writel(0x00000000, ca_base + 0x2300); + writel(0x00400020, dramcont + UMC_DCCGCTL); + writel(0x00000003, dramcont + 0x7000); + writel(0x0000004f, dramcont + 0x8000); + writel(0x000000c3, dramcont + 0x8004); + writel(0x00000077, dramcont + 0x8008); + writel(0x0000003b, dramcont + UMC_DICGCTLA); + writel(0x020a0808, dramcont + UMC_DICGCTLB); + writel(0x00000004, dramcont + UMC_FLOWCTLG); + writel(0x80000201, ca_base + 0xc20); + writel(0x0801e01e, dramcont + UMC_FLOWCTLA); + writel(0x00200000, dramcont + UMC_FLOWCTLB); + writel(0x00004444, dramcont + UMC_FLOWCTLC); + writel(0x200a0a00, dramcont + UMC_SPCSETB); + writel(0x00000000, dramcont + UMC_SPCSETD); + writel(0x00000520, dramcont + UMC_DFICUPDCTLA); +} + +static inline int umc_init_sub(int freq, int size_ch0, int size_ch1) +{ + void __iomem *ssif_base = (void __iomem *)UMC_SSIF_BASE; + void __iomem *ca_base0 = (void __iomem *)UMC_CA_BASE(0); + void __iomem *ca_base1 = (void __iomem *)UMC_CA_BASE(1); + void __iomem *dramcont0 = (void __iomem *)UMC_DRAMCONT_BASE(0); + void __iomem *dramcont1 = (void __iomem *)UMC_DRAMCONT_BASE(1); + + umc_dram_init_start(dramcont0); + umc_dram_init_start(dramcont1); + umc_dram_init_poll(dramcont0); + umc_dram_init_poll(dramcont1); + + writel(0x00000101, dramcont0 + UMC_DIOCTLA); + + writel(0x00000101, dramcont1 + UMC_DIOCTLA); + + umc_dramcont_init(dramcont0, ca_base0, size_ch0, freq); + umc_dramcont_init(dramcont1, ca_base1, size_ch1, freq); + + umc_start_ssif(ssif_base); + + return 0; +} + +int umc_init(void) +{ + return umc_init_sub(CONFIG_DDR_FREQ, CONFIG_SDRAM0_SIZE / 0x08000000, + CONFIG_SDRAM1_SIZE / 0x08000000); +} + +#if CONFIG_DDR_FREQ != 1333 +#error Unsupported DDR frequency. +#endif + +#if (CONFIG_SDRAM0_SIZE == 0x08000000 || CONFIG_SDRAM0_SIZE == 0x10000000) && \ + (CONFIG_SDRAM1_SIZE == 0x08000000 || CONFIG_SDRAM1_SIZE == 0x10000000) && \ + CONFIG_DDR_NUM_CH0 == 1 && CONFIG_DDR_NUM_CH1 == 1 +/* OK */ +#else +#error Unsupported DDR configuration. +#endif |