diff options
Diffstat (limited to 'arch/arm/cpu/armv7/uniphier/ph1-ld4')
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile | 10 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/bcu_init.c | 33 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/board_info.c | 16 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/board_postclk_init.c | 42 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/boot-mode.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/clkrst_init.c | 29 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/pinctrl.c | 63 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c | 189 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_spectrum.c | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c | 44 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/sg_init.c | 28 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c | 162 |
12 files changed, 618 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile b/arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile new file mode 100644 index 0000000000..b385e19544 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/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-ld4/bcu_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/bcu_init.c new file mode 100644 index 0000000000..85f37f299b --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/bcu_init.c @@ -0,0 +1,33 @@ +/* + * 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/bcu-regs.h> + +#define ch(x) ((x) >= 32 ? 0 : (x) < 0 ? 0x11111111 : 0x11111111 << (x)) + +void bcu_init(void) +{ + int shift; + + writel(0x44444444, BCSCR0); /* 0x20000000-0x3fffffff: ASM bus */ + writel(0x11111111, BCSCR2); /* 0x80000000-0x9fffffff: IPPC/IPPD-bus */ + writel(0x11111111, BCSCR3); /* 0xa0000000-0xbfffffff: IPPC/IPPD-bus */ + writel(0x11111111, BCSCR4); /* 0xc0000000-0xdfffffff: IPPC/IPPD-bus */ + writel(0x11111111, BCSCR5); /* 0xe0000000-0Xffffffff: IPPC/IPPD-bus */ + + /* Specify DDR channel */ + shift = (CONFIG_SDRAM1_BASE - CONFIG_SDRAM0_BASE) / 0x04000000 * 4; + writel(ch(shift), BCIPPCCHR2); /* 0x80000000-0x9fffffff */ + + shift -= 32; + writel(ch(shift), BCIPPCCHR3); /* 0xa0000000-0xbfffffff */ + + shift -= 32; + writel(ch(shift), BCIPPCCHR4); /* 0xc0000000-0xdfffffff */ +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/board_info.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/board_info.c new file mode 100644 index 0000000000..27d772e8cb --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/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-LD4 Board\n"); + + return check_support_card(); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/board_postclk_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/board_postclk_init.c new file mode 100644 index 0000000000..4302277dfc --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/board_postclk_init.c @@ -0,0 +1,42 @@ +/* + * 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/led.h> +#include <asm/arch/board.h> + +void bcu_init(void); +void sbc_init(void); +void sg_init(void); +void pll_init(void); +void pin_init(void); +void clkrst_init(void); + +int board_postclk_init(void) +{ + bcu_init(); + + sbc_init(); + + sg_init(); + + pll_init(); + + uniphier_board_init(); + + led_write(B, 1, , ); + + clkrst_init(); + + led_write(B, 2, , ); + + pin_init(); + + led_write(B, 3, , ); + + return 0; +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/boot-mode.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/boot-mode.c new file mode 100644 index 0000000000..d359b56291 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/boot-mode.c @@ -0,0 +1 @@ +#include "../ph1-pro4/boot-mode.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/clkrst_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/clkrst_init.c new file mode 100644 index 0000000000..18965a94c5 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/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-ld4/pinctrl.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pinctrl.c new file mode 100644 index 0000000000..a7429402f3 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pinctrl.c @@ -0,0 +1,63 @@ +/* + * 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) +{ + u32 tmp; + + /* Comment format: PAD Name -> Function Name */ + +#ifdef CONFIG_UNIPHIER_SERIAL + sg_set_pinsel(85, 1); /* HSDOUT3 -> RXD0 */ + sg_set_pinsel(88, 1); /* HDDOUT6 -> TXD0 */ + + sg_set_pinsel(69, 23); /* PCIOWR -> TXD1 */ + sg_set_pinsel(70, 23); /* PCIORD -> RXD1 */ + + sg_set_pinsel(128, 13); /* XIRQ6 -> TXD2 */ + sg_set_pinsel(129, 13); /* XIRQ7 -> RXD2 */ + + sg_set_pinsel(110, 1); /* SBO0 -> TXD3 */ + sg_set_pinsel(111, 1); /* SBI0 -> RXD3 */ +#endif + +#ifdef CONFIG_NAND_DENALI + sg_set_pinsel(158, 0); /* XNFRE -> XNFRE_GB */ + sg_set_pinsel(159, 0); /* XNFWE -> XNFWE_GB */ + sg_set_pinsel(160, 0); /* XFALE -> NFALE_GB */ + sg_set_pinsel(161, 0); /* XFCLE -> NFCLE_GB */ + sg_set_pinsel(162, 0); /* XNFWP -> XFNWP_GB */ + sg_set_pinsel(163, 0); /* XNFCE0 -> XNFCE0_GB */ + sg_set_pinsel(164, 0); /* NANDRYBY0 -> NANDRYBY0_GB */ + sg_set_pinsel(22, 0); /* MMCCLK -> XFNCE1_GB */ + sg_set_pinsel(23, 0); /* MMCCMD -> NANDRYBY1_GB */ + sg_set_pinsel(24, 0); /* MMCDAT0 -> NFD0_GB */ + sg_set_pinsel(25, 0); /* MMCDAT1 -> NFD1_GB */ + sg_set_pinsel(26, 0); /* MMCDAT2 -> NFD2_GB */ + sg_set_pinsel(27, 0); /* MMCDAT3 -> NFD3_GB */ + sg_set_pinsel(28, 0); /* MMCDAT4 -> NFD4_GB */ + sg_set_pinsel(29, 0); /* MMCDAT5 -> NFD5_GB */ + sg_set_pinsel(30, 0); /* MMCDAT6 -> NFD6_GB */ + sg_set_pinsel(31, 0); /* MMCDAT7 -> NFD7_GB */ +#endif + +#ifdef CONFIG_USB_EHCI_UNIPHIER + sg_set_pinsel(53, 0); /* USB0VBUS -> USB0VBUS */ + sg_set_pinsel(54, 0); /* USB0OD -> USB0OD */ + sg_set_pinsel(55, 0); /* USB1VBUS -> USB1VBUS */ + sg_set_pinsel(56, 0); /* USB1OD -> USB1OD */ + /* sg_set_pinsel(67, 23); */ /* PCOE -> USB2VBUS */ + /* sg_set_pinsel(68, 23); */ /* PCWAIT -> USB2OD */ +#endif + + tmp = readl(SG_IECTRL); + tmp |= 0x41; + writel(tmp, SG_IECTRL); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c new file mode 100644 index 0000000000..68b9d5ff27 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_init.c @@ -0,0 +1,189 @@ +/* + * 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> + +#undef DPLL_SSC_RATE_1PER + +void dpll_init(void) +{ + u32 tmp; + + /* + * Set Frequency + * Set 0xc(1600MHz)/0xd(1333MHz)/0xe(1066MHz) + * to FOUT (DPLLCTRL.bit[29:20]) + */ + tmp = readl(SC_DPLLCTRL); + tmp &= ~0x000f0000; +#if CONFIG_DDR_FREQ == 1600 + tmp |= 0x000c0000; +#elif CONFIG_DDR_FREQ == 1333 + tmp |= 0x000d0000; +#else +# error "Unknown frequency" +#endif + +#if defined(DPLL_SSC_RATE_1PER) + tmp &= ~SC_DPLLCTRL_SSC_RATE; +#else + tmp |= SC_DPLLCTRL_SSC_RATE; +#endif + writel(tmp, SC_DPLLCTRL); + + tmp = readl(SC_DPLLCTRL2); + tmp |= SC_DPLLCTRL2_NRSTDS; + 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-ld4/pll_spectrum.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_spectrum.c new file mode 100644 index 0000000000..837b2a891b --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/pll_spectrum.c @@ -0,0 +1 @@ +#include "../ph1-pro4/pll_spectrum.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c new file mode 100644 index 0000000000..a37ed1674f --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c @@ -0,0 +1,44 @@ +/* + * 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) +{ + /* XECS1: sub/boot memory (boot swap = off/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); + +#if !defined(CONFIG_SPL_BUILD) + /* XECS0: boot/sub memory (boot swap = off/on) */ + 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 + /* XECS3: peripherals */ + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34); + + /* base address regsiters */ + writel(0x0000bc01, SBBASE0); + writel(0x0400bc01, SBBASE1); + writel(0x0800bf01, SBBASE3); + +#if !defined(CONFIG_SPL_BUILD) + /* enable access to sub memory when boot swap is on */ + sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */ +#endif + sg_set_pinsel(156, 1); /* PORT25 -> XECS3 */ +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/sg_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sg_init.c new file mode 100644 index 0000000000..b4dd799a88 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sg_init.c @@ -0,0 +1,28 @@ +/* + * 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/sg-regs.h> + +void sg_init(void) +{ + u32 tmp; + + /* Set DDR size */ + tmp = sg_memconf_val_ch0(CONFIG_SDRAM0_SIZE, CONFIG_DDR_NUM_CH0); + tmp |= sg_memconf_val_ch1(CONFIG_SDRAM1_SIZE, CONFIG_DDR_NUM_CH1); +#if CONFIG_SDRAM0_BASE + CONFIG_SDRAM0_SIZE < CONFIG_SDRAM1_BASE + tmp |= SG_MEMCONF_SPARSEMEM; +#endif + writel(tmp, SG_MEMCONF); + + /* Input ports must be enabled deasserting reset of cores */ + tmp = readl(SG_IECTRL); + tmp |= 0x1; + writel(tmp, SG_IECTRL); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c new file mode 100644 index 0000000000..1344ac1caa --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/umc_init.c @@ -0,0 +1,162 @@ +/* + * 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) +{ + if (freq == 1333) { + writel(0x45990b11, dramcont + UMC_CMDCTLA); + writel(0x16958924, dramcont + UMC_CMDCTLB); + writel(0x5101046A, dramcont + UMC_INITCTLA); + + if (size == 1) + writel(0x27028B0A, dramcont + UMC_INITCTLB); + else if (size == 2) + writel(0x38028B0A, dramcont + UMC_INITCTLB); + + writel(0x000FF0FF, dramcont + UMC_INITCTLC); + writel(0x00000b51, dramcont + UMC_DRMMR0); + } else if (freq == 1600) { + writel(0x36BB0F17, dramcont + UMC_CMDCTLA); + writel(0x18C6AA24, dramcont + UMC_CMDCTLB); + writel(0x5101387F, dramcont + UMC_INITCTLA); + + if (size == 1) + writel(0x2F030D3F, dramcont + UMC_INITCTLB); + else if (size == 2) + writel(0x43030D3F, dramcont + UMC_INITCTLB); + + writel(0x00FF00FF, dramcont + UMC_INITCTLC); + writel(0x00000d71, dramcont + UMC_DRMMR0); + } + + writel(0x00000006, dramcont + UMC_DRMMR1); + + if (freq == 1333) + writel(0x00000290, dramcont + UMC_DRMMR2); + else if (freq == 1600) + writel(0x00000298, dramcont + UMC_DRMMR2); + + writel(0x00000800, dramcont + UMC_DRMMR3); + + if (freq == 1333) { + 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); + } else if (freq == 1600) { + if (size == 1) + writel(0x002B0617, dramcont + UMC_SPCCTLA); + else if (size == 2) + writel(0x003F0617, dramcont + UMC_SPCCTLA); + + writel(0x00ff0008, dramcont + UMC_SPCCTLB); + writel(0x000c00ae, 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(0x0000000f, dramcont + 0x8000); + writel(0x000000c3, dramcont + 0x8004); + writel(0x00000071, 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 && CONFIG_DDR_FREQ != 1600 +#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 |