diff options
26 files changed, 928 insertions, 67 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/Makefile b/arch/arm/cpu/armv7/sunxi/Makefile index 6a0299f..76c7e55 100644 --- a/arch/arm/cpu/armv7/sunxi/Makefile +++ b/arch/arm/cpu/armv7/sunxi/Makefile @@ -13,7 +13,9 @@ obj-y += clock.o obj-y += cpu_info.o obj-y += dram_helpers.o obj-y += pinmux.o +ifndef CONFIG_MACH_SUN9I obj-y += usb_phy.o +endif obj-$(CONFIG_MACH_SUN6I) += prcm.o obj-$(CONFIG_MACH_SUN8I) += prcm.o obj-$(CONFIG_MACH_SUN9I) += prcm.o @@ -33,7 +35,9 @@ obj-$(CONFIG_AXP221_POWER) += pmic_bus.o ifndef CONFIG_SPL_BUILD ifdef CONFIG_ARMV7_PSCI -obj-y += psci.o +obj-$(CONFIG_MACH_SUN6I) += psci_sun6i.o +obj-$(CONFIG_MACH_SUN7I) += psci_sun7i.o +obj-$(CONFIG_MACH_SUN8I) += psci_sun6i.o endif endif diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index e6730c0..a82c8b9 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -64,6 +64,10 @@ static int gpio_init(void) sunxi_gpio_set_cfgpin(SUNXI_GPH(20), SUN6I_GPH_UART0); sunxi_gpio_set_cfgpin(SUNXI_GPH(21), SUN6I_GPH_UART0); sunxi_gpio_set_pull(SUNXI_GPH(21), SUNXI_GPIO_PULL_UP); +#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN9I) + sunxi_gpio_set_cfgpin(SUNXI_GPH(12), SUN9I_GPH_UART0); + sunxi_gpio_set_cfgpin(SUNXI_GPH(13), SUN9I_GPH_UART0); + sunxi_gpio_set_pull(SUNXI_GPH(13), SUNXI_GPIO_PULL_UP); #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I) sunxi_gpio_set_cfgpin(SUNXI_GPG(3), SUN5I_GPG_UART1); sunxi_gpio_set_cfgpin(SUNXI_GPG(4), SUN5I_GPG_UART1); @@ -115,17 +119,19 @@ void s_init(void) #ifdef CONFIG_SPL_BUILD /* The sunxi internal brom will try to loader external bootloader * from mmc0, nand flash, mmc2. - * Unfortunately we can't check how SPL was loaded so assume - * it's always the first SD/MMC controller + * + * Unfortunately we can't check how SPL was loaded so assume it's + * always the first SD/MMC controller, unless it was explicitly + * stated that SPL is on nand flash. */ u32 spl_boot_device(void) { -#ifdef CONFIG_SPL_FEL +#if defined(CONFIG_SPL_NAND_SUPPORT) /* - * This is the legacy compile time configuration for a special FEL - * enabled build. It has many restrictions and can only boot over USB. + * This is compile time configuration informing SPL, that it + * was loaded from nand flash. */ - return BOOT_DEVICE_BOARD; + return BOOT_DEVICE_NAND; #else /* * When booting from the SD card, the "eGON.BT0" signature is expected diff --git a/arch/arm/cpu/armv7/sunxi/cpu_info.c b/arch/arm/cpu/armv7/sunxi/cpu_info.c index 30ec4ac..a276fad 100644 --- a/arch/arm/cpu/armv7/sunxi/cpu_info.c +++ b/arch/arm/cpu/armv7/sunxi/cpu_info.c @@ -11,6 +11,7 @@ #include <asm/arch/cpu.h> #include <asm/arch/clock.h> #include <axp221.h> +#include <errno.h> #ifdef CONFIG_MACH_SUN6I int sunxi_get_ss_bonding_id(void) @@ -68,6 +69,8 @@ int print_cpuinfo(void) puts("CPU: Allwinner A23 (SUN8I)\n"); #elif defined CONFIG_MACH_SUN8I_A33 puts("CPU: Allwinner A33 (SUN8I)\n"); +#elif defined CONFIG_MACH_SUN9I + puts("CPU: Allwinner A80 (SUN9I)\n"); #else #warning Please update cpu_info.c with correct CPU information puts("CPU: SUNXI Family\n"); @@ -78,18 +81,16 @@ int print_cpuinfo(void) int sunxi_get_sid(unsigned int *sid) { -#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I_A23 #ifdef CONFIG_AXP221_POWER return axp221_get_sid(sid); -#else - return -ENODEV; -#endif -#else +#elif defined SUNXI_SID_BASE int i; for (i = 0; i< 4; i++) sid[i] = readl(SUNXI_SID_BASE + 4 * i); return 0; +#else + return -ENODEV; #endif } diff --git a/arch/arm/cpu/armv7/sunxi/psci_sun6i.S b/arch/arm/cpu/armv7/sunxi/psci_sun6i.S new file mode 100644 index 0000000..d4cb51e --- /dev/null +++ b/arch/arm/cpu/armv7/sunxi/psci_sun6i.S @@ -0,0 +1,280 @@ +/* + * Copyright (C) 2015 - Chen-Yu Tsai + * Author: Chen-Yu Tsai <wens@csie.org> + * + * Based on psci_sun7i.S by Marc Zyngier <marc.zyngier@arm.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <config.h> +#include <asm/gic.h> +#include <asm/macro.h> +#include <asm/psci.h> +#include <asm/arch/cpu.h> + +/* + * Memory layout: + * + * SECURE_RAM to text_end : + * ._secure_text section + * text_end to ALIGN_PAGE(text_end): + * nothing + * ALIGN_PAGE(text_end) to ALIGN_PAGE(text_end) + 0x1000) + * 1kB of stack per CPU (4 CPUs max). + */ + + .pushsection ._secure.text, "ax" + + .arch_extension sec + +#define ONE_MS (CONFIG_TIMER_CLK_FREQ / 1000) +#define TEN_MS (10 * ONE_MS) +#define GICD_BASE 0x1c81000 +#define GICC_BASE 0x1c82000 + +.macro timer_wait reg, ticks + @ Program CNTP_TVAL + movw \reg, #(\ticks & 0xffff) + movt \reg, #(\ticks >> 16) + mcr p15, 0, \reg, c14, c2, 0 + isb + @ Enable physical timer, mask interrupt + mov \reg, #3 + mcr p15, 0, \reg, c14, c2, 1 + @ Poll physical timer until ISTATUS is on +1: isb + mrc p15, 0, \reg, c14, c2, 1 + ands \reg, \reg, #4 + bne 1b + @ Disable timer + mov \reg, #0 + mcr p15, 0, \reg, c14, c2, 1 + isb +.endm + +.globl psci_fiq_enter +psci_fiq_enter: + push {r0-r12} + + @ Switch to secure + mrc p15, 0, r7, c1, c1, 0 + bic r8, r7, #1 + mcr p15, 0, r8, c1, c1, 0 + isb + + @ Validate reason based on IAR and acknowledge + movw r8, #(GICC_BASE & 0xffff) + movt r8, #(GICC_BASE >> 16) + ldr r9, [r8, #GICC_IAR] + movw r10, #0x3ff + movt r10, #0 + cmp r9, r10 @ skip spurious interrupt 1023 + beq out + movw r10, #0x3fe @ ...and 1022 + cmp r9, r10 + beq out + str r9, [r8, #GICC_EOIR] @ acknowledge the interrupt + dsb + + @ Compute CPU number + lsr r9, r9, #10 + and r9, r9, #0xf + + movw r8, #(SUN6I_CPUCFG_BASE & 0xffff) + movt r8, #(SUN6I_CPUCFG_BASE >> 16) + + @ Wait for the core to enter WFI + lsl r11, r9, #6 @ x64 + add r11, r11, r8 + +1: ldr r10, [r11, #0x48] + tst r10, #(1 << 2) + bne 2f + timer_wait r10, ONE_MS + b 1b + + @ Reset CPU +2: mov r10, #0 + str r10, [r11, #0x40] + + @ Lock CPU + mov r10, #1 + lsl r11, r10, r9 @ r11 is now CPU mask + ldr r10, [r8, #0x1e4] + bic r10, r10, r11 + str r10, [r8, #0x1e4] + + movw r8, #(SUNXI_PRCM_BASE & 0xffff) + movt r8, #(SUNXI_PRCM_BASE >> 16) + + @ Set power gating + ldr r10, [r8, #0x100] + orr r10, r10, r11 + str r10, [r8, #0x100] + timer_wait r10, ONE_MS + +#ifdef CONFIG_MACH_SUN6I + @ Activate power clamp + lsl r12, r9, #2 @ x4 + add r12, r12, r8 + mov r10, #0xff + str r10, [r12, #0x140] +#endif + + movw r8, #(SUN6I_CPUCFG_BASE & 0xffff) + movt r8, #(SUN6I_CPUCFG_BASE >> 16) + + @ Unlock CPU + ldr r10, [r8, #0x1e4] + orr r10, r10, r11 + str r10, [r8, #0x1e4] + + @ Restore security level +out: mcr p15, 0, r7, c1, c1, 0 + + pop {r0-r12} + subs pc, lr, #4 + + @ r1 = target CPU + @ r2 = target PC +.globl psci_cpu_on +psci_cpu_on: + push {lr} + + mov r0, r1 + bl psci_get_cpu_stack_top @ get stack top of target CPU + str r2, [r0] @ store target PC at stack top + dsb + + movw r0, #(SUN6I_CPUCFG_BASE & 0xffff) + movt r0, #(SUN6I_CPUCFG_BASE >> 16) + + @ CPU mask + and r1, r1, #3 @ only care about first cluster + mov r4, #1 + lsl r4, r4, r1 + + ldr r6, =psci_cpu_entry + str r6, [r0, #0x1a4] @ PRIVATE_REG (boot vector) + + @ Assert reset on target CPU + mov r6, #0 + lsl r5, r1, #6 @ 64 bytes per CPU + add r5, r5, #0x40 @ Offset from base + add r5, r5, r0 @ CPU control block + str r6, [r5] @ Reset CPU + + @ l1 invalidate + ldr r6, [r0, #0x184] @ CPUCFG_GEN_CTRL_REG + bic r6, r6, r4 + str r6, [r0, #0x184] + + @ Lock CPU (Disable external debug access) + ldr r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG + bic r6, r6, r4 + str r6, [r0, #0x1e4] + + movw r0, #(SUNXI_PRCM_BASE & 0xffff) + movt r0, #(SUNXI_PRCM_BASE >> 16) + +#ifdef CONFIG_MACH_SUN6I + @ Release power clamp + lsl r5, r1, #2 @ 1 register per CPU + add r5, r5, r0 @ PRCM + movw r6, #0x1ff + movt r6, #0 +1: lsrs r6, r6, #1 + str r6, [r5, #0x140] @ CPUx_PWR_CLAMP + bne 1b +#endif + + timer_wait r6, TEN_MS + + @ Clear power gating + ldr r6, [r0, #0x100] @ CPU_PWROFF_GATING + bic r6, r6, r4 + str r6, [r0, #0x100] + + @ re-calculate CPU control register address + movw r0, #(SUN6I_CPUCFG_BASE & 0xffff) + movt r0, #(SUN6I_CPUCFG_BASE >> 16) + + @ Deassert reset on target CPU + mov r6, #3 + lsl r5, r1, #6 @ 64 bytes per CPU + add r5, r5, #0x40 @ Offset from base + add r5, r5, r0 @ CPU control block + str r6, [r5] + + @ Unlock CPU (Enable external debug access) + ldr r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG + orr r6, r6, r4 + str r6, [r0, #0x1e4] + + mov r0, #ARM_PSCI_RET_SUCCESS @ Return PSCI_RET_SUCCESS + pop {pc} + +.globl psci_cpu_off +psci_cpu_off: + bl psci_cpu_off_common + + @ Ask CPU0 to pull the rug... + movw r0, #(GICD_BASE & 0xffff) + movt r0, #(GICD_BASE >> 16) + movw r1, #15 @ SGI15 + movt r1, #1 @ Target is CPU0 + str r1, [r0, #GICD_SGIR] + dsb + +1: wfi + b 1b + +.globl psci_arch_init +psci_arch_init: + mov r6, lr + + movw r4, #(GICD_BASE & 0xffff) + movt r4, #(GICD_BASE >> 16) + + ldr r5, [r4, #GICD_IGROUPRn] + bic r5, r5, #(1 << 15) @ SGI15 as Group-0 + str r5, [r4, #GICD_IGROUPRn] + + mov r5, #0 @ Set SGI15 priority to 0 + strb r5, [r4, #(GICD_IPRIORITYRn + 15)] + + add r4, r4, #0x1000 @ GICC address + + mov r5, #0xff + str r5, [r4, #GICC_PMR] @ Be cool with non-secure + + ldr r5, [r4, #GICC_CTLR] + orr r5, r5, #(1 << 3) @ Switch FIQEn on + str r5, [r4, #GICC_CTLR] + + mrc p15, 0, r5, c1, c1, 0 @ Read SCR + orr r5, r5, #4 @ Enable FIQ in monitor mode + bic r5, r5, #1 @ Secure mode + mcr p15, 0, r5, c1, c1, 0 @ Write SCR + isb + + bl psci_get_cpu_id @ CPU ID => r0 + bl psci_get_cpu_stack_top @ stack top => r0 + mov sp, r0 + + bx r6 + + .globl psci_text_end +psci_text_end: + .popsection diff --git a/arch/arm/cpu/armv7/sunxi/psci.S b/arch/arm/cpu/armv7/sunxi/psci_sun7i.S index 7ec0500..bbfeec8 100644 --- a/arch/arm/cpu/armv7/sunxi/psci.S +++ b/arch/arm/cpu/armv7/sunxi/psci_sun7i.S @@ -165,12 +165,12 @@ psci_cpu_on: str r6, [r5] @ Reset CPU @ l1 invalidate - ldr r6, [r0, #0x184] + ldr r6, [r0, #0x184] @ CPUCFG_GEN_CTRL_REG bic r6, r6, r4 str r6, [r0, #0x184] - @ Lock CPU - ldr r6, [r0, #0x1e4] + @ Lock CPU (Disable external debug access) + ldr r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG bic r6, r6, r4 str r6, [r0, #0x1e4] @@ -178,13 +178,13 @@ psci_cpu_on: movw r6, #0x1ff movt r6, #0 1: lsrs r6, r6, #1 - str r6, [r0, #0x1b0] + str r6, [r0, #0x1b0] @ CPU1_PWR_CLAMP bne 1b timer_wait r1, TEN_MS @ Clear power gating - ldr r6, [r0, #0x1b4] + ldr r6, [r0, #0x1b4] @ CPU1_PWROFF_REG bic r6, r6, #1 str r6, [r0, #0x1b4] @@ -192,8 +192,8 @@ psci_cpu_on: mov r6, #3 str r6, [r5] - @ Unlock CPU - ldr r6, [r0, #0x1e4] + @ Unlock CPU (Enable external debug access) + ldr r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG orr r6, r6, r4 str r6, [r0, #0x1e4] diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h index 63c3319..58aff16 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h @@ -39,7 +39,7 @@ struct sunxi_ccm_reg { u32 apb0_gate; /* 0x68 apb0 module clock gating */ u32 apb1_gate; /* 0x6c apb1 module clock gating */ u8 res4[0x10]; - u32 nand_sclk_cfg; /* 0x80 nand sub clock control */ + u32 nand0_clk_cfg; /* 0x80 nand sub clock control */ u32 ms_sclk_cfg; /* 0x84 memory stick sub clock control */ u32 sd0_clk_cfg; /* 0x88 sd0 clock control */ u32 sd1_clk_cfg; /* 0x8c sd1 clock control */ @@ -177,7 +177,7 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_ACE 16 #define AHB_GATE_OFFSET_DLL 15 #define AHB_GATE_OFFSET_SDRAM 14 -#define AHB_GATE_OFFSET_NAND 13 +#define AHB_GATE_OFFSET_NAND0 13 #define AHB_GATE_OFFSET_MS 12 #define AHB_GATE_OFFSET_MMC3 11 #define AHB_GATE_OFFSET_MMC2 10 diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h index 6465f21..8a26b9f 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h @@ -215,11 +215,14 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_USB0 24 #define AHB_GATE_OFFSET_MCTL 14 #define AHB_GATE_OFFSET_GMAC 17 +#define AHB_GATE_OFFSET_NAND0 13 +#define AHB_GATE_OFFSET_NAND1 12 #define AHB_GATE_OFFSET_MMC3 11 #define AHB_GATE_OFFSET_MMC2 10 #define AHB_GATE_OFFSET_MMC1 9 #define AHB_GATE_OFFSET_MMC0 8 #define AHB_GATE_OFFSET_MMC(n) (AHB_GATE_OFFSET_MMC0 + (n)) +#define AHB_GATE_OFFSET_DMA 6 #define AHB_GATE_OFFSET_SS 5 /* ahb_gate1 offsets */ diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun9i.h b/arch/arm/include/asm/arch-sunxi/clock_sun9i.h index c506b0a..a61934f 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun9i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun9i.h @@ -42,7 +42,7 @@ struct sunxi_ccm_reg { u32 clk_output_b; /* 0x184 clk_output_a */ u8 reserved5[0x278]; /* 0x188 */ - u32 nand0_clk_cfg0; /* 0x400 nand0 clock configuration0 */ + u32 nand0_clk_cfg; /* 0x400 nand0 clock configuration0 */ u32 nand0_clk_cfg1; /* 0x404 nand1 clock configuration */ u8 reserved6[0x08]; /* 0x408 */ u32 sd0_clk_cfg; /* 0x410 sd0 clock configuration */ @@ -113,8 +113,12 @@ struct sunxi_ccm_reg { /* ahb_gate0 fields */ /* On sun9i all sdc-s share their ahb gate, so ignore (x) */ +#define AHB_GATE_OFFSET_NAND0 13 #define AHB_GATE_OFFSET_MMC(x) 8 +/* ahb gate1 field */ +#define AHB_GATE_OFFSET_DMA 24 + /* apb1_gate fields */ #define APB1_GATE_UART_SHIFT 16 #define APB1_GATE_UART_MASK (0xff << APB1_GATE_UART_SHIFT) diff --git a/arch/arm/include/asm/arch-sunxi/dma.h b/arch/arm/include/asm/arch-sunxi/dma.h new file mode 100644 index 0000000..e54a2ba --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/dma.h @@ -0,0 +1,16 @@ +/* + * (C) Copyright 2015 Roy Spliet <rspliet@ultimaker.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_DMA_H +#define _SUNXI_DMA_H + +#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN5I) || defined(CONFIG_MACH_SUN7I) +#include <asm/arch/dma_sun4i.h> +#else +#error "DMA definition not available for this architecture" +#endif + +#endif /* _SUNXI_DMA_H */ diff --git a/arch/arm/include/asm/arch-sunxi/dma_sun4i.h b/arch/arm/include/asm/arch-sunxi/dma_sun4i.h new file mode 100644 index 0000000..778a04b --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/dma_sun4i.h @@ -0,0 +1,68 @@ +/* + * (C) Copyright 2015 Roy Spliet <rspliet@ultimaker.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_DMA_SUN4I_H +#define _SUNXI_DMA_SUN4I_H + +struct sunxi_dma_cfg +{ + u32 ctl; /* 0x00 Control */ + u32 src_addr; /* 0x04 Source address */ + u32 dst_addr; /* 0x08 Destination address */ + u32 bc; /* 0x0C Byte counter */ + u32 res0[2]; + u32 ddma_para; /* 0x18 extra parameter (dedicated DMA only) */ + u32 res1; +}; + +struct sunxi_dma +{ + u32 irq_en; /* 0x000 IRQ enable */ + u32 irq_pend; /* 0x004 IRQ pending */ + u32 auto_gate; /* 0x008 auto gating */ + u32 res0[61]; + struct sunxi_dma_cfg ndma[8]; /* 0x100 Normal DMA */ + u32 res1[64]; + struct sunxi_dma_cfg ddma[8]; /* 0x300 Dedicated DMA */ +}; + +enum ddma_drq_type { + DDMA_DST_DRQ_SRAM = 0, + DDMA_SRC_DRQ_SRAM = 0, + DDMA_DST_DRQ_SDRAM = 1, + DDMA_SRC_DRQ_SDRAM = 1, + DDMA_DST_DRQ_PATA = 2, + DDMA_SRC_DRQ_PATA = 2, + DDMA_DST_DRQ_NAND = 3, + DDMA_SRC_DRQ_NAND = 3, + DDMA_DST_DRQ_USB0 = 4, + DDMA_SRC_DRQ_USB0 = 4, + DDMA_DST_DRQ_ETHERNET_MAC_TX = 6, + DDMA_SRC_DRQ_ETHERNET_MAC_RX = 7, + DDMA_DST_DRQ_SPI1_TX = 8, + DDMA_SRC_DRQ_SPI1_RX = 9, + DDMA_DST_DRQ_SECURITY_SYS_TX = 10, + DDMA_SRC_DRQ_SECURITY_SYS_RX = 11, + DDMA_DST_DRQ_TCON0 = 14, + DDMA_DST_DRQ_TCON1 = 15, + DDMA_DST_DRQ_MSC = 23, + DDMA_SRC_DRQ_MSC = 23, + DDMA_DST_DRQ_SPI0_TX = 26, + DDMA_SRC_DRQ_SPI0_RX = 27, + DDMA_DST_DRQ_SPI2_TX = 28, + DDMA_SRC_DRQ_SPI2_RX = 29, + DDMA_DST_DRQ_SPI3_TX = 30, + DDMA_SRC_DRQ_SPI3_RX = 31, +}; + +#define SUNXI_DMA_CTL_SRC_DRQ(a) ((a) & 0x1f) +#define SUNXI_DMA_CTL_MODE_IO (1 << 5) +#define SUNXI_DMA_CTL_SRC_DATA_WIDTH_32 (2 << 9) +#define SUNXI_DMA_CTL_DST_DRQ(a) (((a) & 0x1f) << 16) +#define SUNXI_DMA_CTL_DST_DATA_WIDTH_32 (2 << 25) +#define SUNXI_DMA_CTL_TRIGGER (1 << 31) + +#endif /* _SUNXI_DMA_SUN4I_H */ diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h index 148123a..b628fee 100644 --- a/arch/arm/include/asm/arch-sunxi/gpio.h +++ b/arch/arm/include/asm/arch-sunxi/gpio.h @@ -157,6 +157,8 @@ enum sunxi_gpio_number { #define SUN5I_GPB_UART0 2 #define SUN8I_GPB_UART2 2 +#define SUNXI_GPC_NAND 2 + #define SUNXI_GPC_SDC2 3 #define SUN6I_GPC_SDC3 4 @@ -185,6 +187,7 @@ enum sunxi_gpio_number { #define SUN8I_GPH_TWI1 2 #define SUN6I_GPH_TWI2 2 #define SUN6I_GPH_UART0 2 +#define SUN9I_GPH_UART0 2 #define SUNXI_GPI_SDC3 2 #define SUN7I_GPI_TWI3 3 diff --git a/arch/arm/include/asm/arch-sunxi/nand.h b/arch/arm/include/asm/arch-sunxi/nand.h new file mode 100644 index 0000000..22844d8 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/nand.h @@ -0,0 +1,67 @@ +/* + * (C) Copyright 2015 Roy Spliet <rspliet@ultimaker.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_NAND_H +#define _SUNXI_NAND_H + +#include <linux/types.h> + +struct sunxi_nand +{ + u32 ctl; /* 0x000 Configure and control */ + u32 st; /* 0x004 Status information */ + u32 intr; /* 0x008 Interrupt control */ + u32 timing_ctl; /* 0x00C Timing control */ + u32 timing_cfg; /* 0x010 Timing configure */ + u32 addr_low; /* 0x014 Low word address */ + u32 addr_high; /* 0x018 High word address */ + u32 block_num; /* 0x01C Data block number */ + u32 data_cnt; /* 0x020 Data counter for transfer */ + u32 cmd; /* 0x024 NDFC commands */ + u32 rcmd_set; /* 0x028 Read command set for vendor NAND mem */ + u32 wcmd_set; /* 0x02C Write command set */ + u32 io_data; /* 0x030 IO data */ + u32 ecc_ctl; /* 0x034 ECC configure and control */ + u32 ecc_st; /* 0x038 ECC status and operation info */ + u32 efr; /* 0x03C Enhanced feature */ + u32 err_cnt0; /* 0x040 Corrected error bit counter 0 */ + u32 err_cnt1; /* 0x044 Corrected error bit counter 1 */ + u32 user_data[16]; /* 0x050[16] User data field */ + u32 efnand_st; /* 0x090 EFNAND status */ + u32 res0[3]; + u32 spare_area; /* 0x0A0 Spare area configure */ + u32 pat_id; /* 0x0A4 Pattern ID register */ + u32 rdata_sta_ctl; /* 0x0A8 Read data status control */ + u32 rdata_sta_0; /* 0x0AC Read data status 0 */ + u32 rdata_sta_1; /* 0x0B0 Read data status 1 */ + u32 res1[3]; + u32 mdma_addr; /* 0x0C0 MBUS DMA Address */ + u32 mdma_cnt; /* 0x0C4 MBUS DMA data counter */ +}; + +#define SUNXI_NAND_CTL_EN (1 << 0) +#define SUNXI_NAND_CTL_RST (1 << 1) +#define SUNXI_NAND_CTL_PAGE_SIZE(a) ((fls(a) - 11) << 8) +#define SUNXI_NAND_CTL_RAM_METHOD_DMA (1 << 14) + +#define SUNXI_NAND_ST_CMD_INT (1 << 1) +#define SUNXI_NAND_ST_DMA_INT (1 << 2) +#define SUNXI_NAND_ST_FIFO_FULL (1 << 3) + +#define SUNXI_NAND_CMD_ADDR_CYCLES(a) ((a - 1) << 16); +#define SUNXI_NAND_CMD_SEND_CMD1 (1 << 22) +#define SUNXI_NAND_CMD_WAIT_FLAG (1 << 23) +#define SUNXI_NAND_CMD_ORDER_INTERLEAVE 0 +#define SUNXI_NAND_CMD_ORDER_SEQ (1 << 25) + +#define SUNXI_NAND_ECC_CTL_ECC_EN (1 << 0) +#define SUNXI_NAND_ECC_CTL_PIPELINE (1 << 3) +#define SUNXI_NAND_ECC_CTL_BS_512B (1 << 5) +#define SUNXI_NAND_ECC_CTL_RND_EN (1 << 9) +#define SUNXI_NAND_ECC_CTL_MODE(a) ((a) << 12) +#define SUNXI_NAND_ECC_CTL_RND_SEED(a) ((a) << 16) + +#endif /* _SUNXI_NAND_H */ diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig index a6bbf6e..8e27396 100644 --- a/board/sunxi/Kconfig +++ b/board/sunxi/Kconfig @@ -35,8 +35,11 @@ config MACH_SUN5I config MACH_SUN6I bool "sun6i (Allwinner A31)" select CPU_V7 + select CPU_V7_HAS_NONSEC + select CPU_V7_HAS_VIRT select SUNXI_GEN_SUN6I select SUPPORT_SPL + select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT config MACH_SUN7I bool "sun7i (Allwinner A20)" @@ -50,14 +53,25 @@ config MACH_SUN7I config MACH_SUN8I_A23 bool "sun8i (Allwinner A23)" select CPU_V7 + select CPU_V7_HAS_NONSEC + select CPU_V7_HAS_VIRT select SUNXI_GEN_SUN6I select SUPPORT_SPL + select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT config MACH_SUN8I_A33 bool "sun8i (Allwinner A33)" select CPU_V7 + select CPU_V7_HAS_NONSEC + select CPU_V7_HAS_VIRT select SUNXI_GEN_SUN6I select SUPPORT_SPL + select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT + +config MACH_SUN9I + bool "sun9i (Allwinner A80)" + select CPU_V7 + select SUNXI_GEN_SUN6I endchoice @@ -187,6 +201,7 @@ config SYS_CONFIG_NAME default "sun6i" if MACH_SUN6I default "sun7i" if MACH_SUN7I default "sun8i" if MACH_SUN8I + default "sun9i" if MACH_SUN9I config SYS_BOARD default "sunxi" @@ -194,24 +209,8 @@ config SYS_BOARD config SYS_SOC default "sunxi" -config SPL_FEL - bool "SPL/FEL mode support" - depends on SPL - default n - help - This enables support for Fast Early Loader (FEL) mode. This - allows U-Boot to be loaded to the board over USB by the on-chip - boot rom. U-Boot should be sent in two parts: SPL first, with - 'fel write 0x2000 u-boot-spl.bin; fel exe 0x2000' then U-Boot with - 'fel write 0x4a000000 u-boot.bin; fel exe 0x4a000000'. This option - shrinks the amount of SRAM available to SPL, so only enable it if - you need FEL. Note that enabling this option only allows FEL to be - used; it is still possible to boot U-Boot from boot media. U-Boot - SPL detects when it is being loaded using FEL. - config UART0_PORT_F bool "UART0 on MicroSD breakout board" - depends on SPL_FEL default n ---help--- Repurpose the SD card slot for getting access to the UART0 serial @@ -281,6 +280,18 @@ config MMC_SUNXI_SLOT_EXTRA slot or emmc on mmc1 - mmc3. Setting this to 1, 2 or 3 will enable support for this. +config SPL_NAND_SUPPORT + bool "SPL/NAND mode support" + depends on SPL + default n + ---help--- + This enables support for booting from NAND internal + memory. U-Boot SPL doesn't detect where is it load from, + therefore this option is needed to properly load image from + flash. Option also disables MMC functionality on U-Boot due to + initialization errors encountered, when both controllers are + enabled. + config USB0_VBUS_PIN string "Vbus enable pin for usb0 (otg)" default "" diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS index a650554..22d560a 100644 --- a/board/sunxi/MAINTAINERS +++ b/board/sunxi/MAINTAINERS @@ -40,6 +40,8 @@ F: include/configs/sun8i.h F: configs/ga10h_v1_1_defconfig F: configs/Ippo_q8h_v1_2_defconfig F: configs/Ippo_q8h_v1_2_a33_1024x600_defconfig +F: include/configs/sun9i.h +F: configs/Merrii_A80_Optimus_defconfig A20-OLINUXINO-LIME BOARD M: FUKAUMI Naoki <naobsd@gmail.com> diff --git a/board/sunxi/board.c b/board/sunxi/board.c index 5f79cc1..f27967b 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -22,6 +22,9 @@ #ifdef CONFIG_AXP221_POWER #include <axp221.h> #endif +#ifdef CONFIG_NAND_SUNXI +#include <nand.h> +#endif #include <asm/arch/clock.h> #include <asm/arch/cpu.h> #include <asm/arch/display.h> @@ -315,6 +318,21 @@ int board_mmc_init(bd_t *bis) } #endif +#ifdef CONFIG_NAND +void board_nand_init(void) +{ + unsigned int pin; + static u8 ports[] = CONFIG_NAND_SUNXI_GPC_PORTS; + + /* Configure AHB muxes to connect output pins with NAND controller */ + for (pin = 0; pin < 16; pin++) + sunxi_gpio_set_cfgpin(SUNXI_GPC(pin), SUNXI_GPC_NAND); + + for (pin = 0; pin < ARRAY_SIZE(ports); pin++) + sunxi_gpio_set_cfgpin(SUNXI_GPC(ports[pin]), SUNXI_GPC_NAND); +} +#endif + void i2c_init_board(void) { #ifdef CONFIG_I2C0_ENABLE @@ -530,10 +548,11 @@ int misc_init_r(void) } } +#ifndef CONFIG_MACH_SUN9I ret = sunxi_usb_phy_probe(); if (ret) return ret; - +#endif #if defined(CONFIG_MUSB_HOST) || defined(CONFIG_MUSB_GADGET) musb_register(&musb_plat, NULL, (void *)SUNXI_USB0_BASE); #endif diff --git a/configs/Merrii_A80_Optimus_defconfig b/configs/Merrii_A80_Optimus_defconfig new file mode 100644 index 0000000..6bd5273 --- /dev/null +++ b/configs/Merrii_A80_Optimus_defconfig @@ -0,0 +1,11 @@ +CONFIG_DEFAULT_DEVICE_TREE="sun9i-a80-optimus" +CONFIG_VIDEO=n +CONFIG_USB_KEYBOARD=n +CONFIG_MMC0_CD_PIN="PH18" +CONFIG_ARM=y +CONFIG_ARCH_SUNXI=y +CONFIG_MACH_SUN9I=y +# these are unused atm but we must set them to something +CONFIG_DRAM_CLK=360 +CONFIG_DRAM_ZQ=123 +CONFIG_SYS_CLK_FREQ=1008000000 diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index 347ea62..a0cf4d5 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -73,5 +73,6 @@ obj-$(CONFIG_NAND_FSL_ELBC) += fsl_elbc_spl.o obj-$(CONFIG_NAND_FSL_IFC) += fsl_ifc_spl.o obj-$(CONFIG_NAND_MXC) += mxc_nand_spl.o obj-$(CONFIG_NAND_MXS) += mxs_nand_spl.o mxs_nand.o +obj-$(CONFIG_NAND_SUNXI) += sunxi_nand_spl.o endif # drivers diff --git a/drivers/mtd/nand/sunxi_nand_spl.c b/drivers/mtd/nand/sunxi_nand_spl.c new file mode 100644 index 0000000..75982f5 --- /dev/null +++ b/drivers/mtd/nand/sunxi_nand_spl.c @@ -0,0 +1,273 @@ +/* + * Copyright (c) 2014, Antmicro Ltd <www.antmicro.com> + * Copyright (c) 2015, Turtle Solutions <www.turtle-solutions.eu> + * Copyright (c) 2015, Roy Spliet <rspliet@ultimaker.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * + * \todo Detect chip parameters (page size, ECC mode, randomisation...) + */ + +#include <common.h> +#include <config.h> +#include <asm/io.h> +#include <nand.h> +#include <asm/arch/cpu.h> +#include <asm/arch/clock.h> +#include <asm/arch/dma.h> +#include <asm/arch/nand.h> + +void +nand_init(void) +{ + struct sunxi_ccm_reg * const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + struct sunxi_nand * const nand = (struct sunxi_nand *)SUNXI_NFC_BASE; + u32 val; + + board_nand_init(); + + /* "un-gate" NAND clock and clock source + * This assumes that the clock was already correctly configured by + * BootROM */ + setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_NAND0)); +#ifdef CONFIG_MACH_SUN9I + setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA)); +#else + setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_DMA)); +#endif + setbits_le32(&ccm->nand0_clk_cfg, 0x80000000); + + val = readl(&nand->ctl); + val |= SUNXI_NAND_CTL_RST; + writel(val, &nand->ctl); + + /* Wait until reset pin is deasserted */ + do { + val = readl(&nand->ctl); + if (!(val & SUNXI_NAND_CTL_RST)) + break; + } while (1); + + /** \todo Chip select, currently kind of static */ + val = readl(&nand->ctl); + val &= 0xf0fff0f2; + val |= SUNXI_NAND_CTL_EN; + val |= SUNXI_NAND_CTL_PAGE_SIZE(CONFIG_NAND_SUNXI_PAGE_SIZE); + writel(val, &nand->ctl); + + writel(0x100, &nand->timing_ctl); + writel(0x7ff, &nand->timing_cfg); + + /* reset CMD */ + val = SUNXI_NAND_CMD_SEND_CMD1 | SUNXI_NAND_CMD_WAIT_FLAG | + NAND_CMD_RESET; + writel(val, &nand->cmd); + do { + val = readl(&nand->st); + if (val & (1<<1)) + break; + udelay(1000); + } while (1); + + printf("Nand initialised\n"); +} + +int +nand_wait_timeout(u32 *reg, u32 mask, u32 val) +{ + unsigned long tmo = timer_get_us() + 1000000; /* 1s */ + + while ((readl(reg) & mask) != val) { + if (timer_get_us() > tmo) + return -ETIMEDOUT; + } + + return 0; +} + +/* random seed */ +static const uint16_t random_seed[128] = { + 0x2b75, 0x0bd0, 0x5ca3, 0x62d1, 0x1c93, 0x07e9, 0x2162, 0x3a72, + 0x0d67, 0x67f9, 0x1be7, 0x077d, 0x032f, 0x0dac, 0x2716, 0x2436, + 0x7922, 0x1510, 0x3860, 0x5287, 0x480f, 0x4252, 0x1789, 0x5a2d, + 0x2a49, 0x5e10, 0x437f, 0x4b4e, 0x2f45, 0x216e, 0x5cb7, 0x7130, + 0x2a3f, 0x60e4, 0x4dc9, 0x0ef0, 0x0f52, 0x1bb9, 0x6211, 0x7a56, + 0x226d, 0x4ea7, 0x6f36, 0x3692, 0x38bf, 0x0c62, 0x05eb, 0x4c55, + 0x60f4, 0x728c, 0x3b6f, 0x2037, 0x7f69, 0x0936, 0x651a, 0x4ceb, + 0x6218, 0x79f3, 0x383f, 0x18d9, 0x4f05, 0x5c82, 0x2912, 0x6f17, + 0x6856, 0x5938, 0x1007, 0x61ab, 0x3e7f, 0x57c2, 0x542f, 0x4f62, + 0x7454, 0x2eac, 0x7739, 0x42d4, 0x2f90, 0x435a, 0x2e52, 0x2064, + 0x637c, 0x66ad, 0x2c90, 0x0bad, 0x759c, 0x0029, 0x0986, 0x7126, + 0x1ca7, 0x1605, 0x386a, 0x27f5, 0x1380, 0x6d75, 0x24c3, 0x0f8e, + 0x2b7a, 0x1418, 0x1fd1, 0x7dc1, 0x2d8e, 0x43af, 0x2267, 0x7da3, + 0x4e3d, 0x1338, 0x50db, 0x454d, 0x764d, 0x40a3, 0x42e6, 0x262b, + 0x2d2e, 0x1aea, 0x2e17, 0x173d, 0x3a6e, 0x71bf, 0x25f9, 0x0a5d, + 0x7c57, 0x0fbe, 0x46ce, 0x4939, 0x6b17, 0x37bb, 0x3e91, 0x76db, +}; + +uint32_t ecc_errors = 0; + +static void +nand_config_ecc(struct sunxi_nand *nand, uint32_t page, int syndrome) +{ + static u8 strength[] = {16, 24, 28, 32, 40, 48, 56, 60, 64}; + int i; + uint32_t ecc_mode; + u32 ecc; + u16 seed = 0; + + for (i = 0; i < ARRAY_SIZE(strength); i++) { + if (CONFIG_NAND_SUNXI_ECC_STRENGTH == strength[i]) { + ecc_mode = i; + break; + } + } + + if (i == ARRAY_SIZE(strength)) { + printf("ECC strength unsupported\n"); + return; + } + + ecc = SUNXI_NAND_ECC_CTL_ECC_EN | + SUNXI_NAND_ECC_CTL_PIPELINE | + SUNXI_NAND_ECC_CTL_RND_EN | + SUNXI_NAND_ECC_CTL_MODE(ecc_mode); + + if (CONFIG_NAND_SUNXI_ECC_STEP == 512) + ecc |= SUNXI_NAND_ECC_CTL_BS_512B; + + if (syndrome) + seed = 0x4A80; + else + seed = random_seed[page % ARRAY_SIZE(random_seed)]; + + ecc |= SUNXI_NAND_ECC_CTL_RND_SEED(seed); + + writel(ecc, &nand->ecc_ctl); +} + +/* read CONFIG_NAND_SUNXI_ECC_STEP bytes from real_addr to temp_buf */ +void +nand_read_block(struct sunxi_nand *nand, phys_addr_t src, dma_addr_t dst, + int syndrome) +{ + struct sunxi_dma * const dma = (struct sunxi_dma *)SUNXI_DMA_BASE; + struct sunxi_dma_cfg * const dma_cfg = &dma->ddma[0]; + + uint32_t shift; + uint32_t page; + uint32_t addr; + uint32_t oob_offset; + uint32_t ecc_bytes; + u32 val; + u32 cmd; + + page = src / CONFIG_NAND_SUNXI_PAGE_SIZE; + if (page > 0xFFFF) { + /* TODO: currently this is not supported */ + printf("Reading from address >= %08X is not allowed.\n", + 0xFFFF * CONFIG_NAND_SUNXI_PAGE_SIZE); + return; + } + + shift = src % CONFIG_NAND_SUNXI_PAGE_SIZE; + writel(0, &nand->ecc_st); + + /* ECC_CTL, randomization */ + ecc_bytes = CONFIG_NAND_SUNXI_ECC_STRENGTH * + fls(CONFIG_NAND_SUNXI_ECC_STEP * 8); + ecc_bytes = DIV_ROUND_UP(ecc_bytes, 8); + ecc_bytes += (ecc_bytes & 1); /* Align to 2-bytes */ + ecc_bytes += 4; + + nand_config_ecc(nand, page, syndrome); + if (syndrome) { + /* shift every 1kB in syndrome */ + shift += (shift / CONFIG_NAND_SUNXI_ECC_STEP) * ecc_bytes; + oob_offset = CONFIG_NAND_SUNXI_ECC_STEP + shift; + } else { + oob_offset = CONFIG_NAND_SUNXI_PAGE_SIZE + + (shift / CONFIG_NAND_SUNXI_ECC_STEP) * ecc_bytes; + } + + addr = (page << 16) | shift; + + /* DMA */ + val = readl(&nand->ctl); + writel(val | SUNXI_NAND_CTL_RAM_METHOD_DMA, &nand->ctl); + + writel(oob_offset, &nand->spare_area); + + /* DMAC + * \todo Separate this into a tidy driver */ + writel(0x0, &dma->irq_en); /* clear dma interrupts */ + writel((uint32_t) &nand->io_data , &dma_cfg->src_addr); + writel(dst , &dma_cfg->dst_addr); + writel(0x00007F0F , &dma_cfg->ddma_para); + writel(CONFIG_NAND_SUNXI_ECC_STEP, &dma_cfg->bc); + + val = SUNXI_DMA_CTL_SRC_DRQ(DDMA_SRC_DRQ_NAND) | + SUNXI_DMA_CTL_MODE_IO | + SUNXI_DMA_CTL_SRC_DATA_WIDTH_32 | + SUNXI_DMA_CTL_DST_DRQ(DDMA_DST_DRQ_SDRAM) | + SUNXI_DMA_CTL_DST_DATA_WIDTH_32 | + SUNXI_DMA_CTL_TRIGGER; + writel(val, &dma_cfg->ctl); + + writel(0x00E00530, &nand->rcmd_set); + nand_wait_timeout(&nand->st, SUNXI_NAND_ST_FIFO_FULL, 0); + + writel(1 , &nand->block_num); + writel(addr, &nand->addr_low); + writel(0 , &nand->addr_high); + + /* CMD (PAGE READ) */ + cmd = 0x85E80000; + cmd |= SUNXI_NAND_CMD_ADDR_CYCLES(CONFIG_NAND_SUNXI_ADDR_CYCLES); + cmd |= (syndrome ? SUNXI_NAND_CMD_ORDER_SEQ : + SUNXI_NAND_CMD_ORDER_INTERLEAVE); + writel(cmd, &nand->cmd); + + if(nand_wait_timeout(&nand->st, SUNXI_NAND_ST_DMA_INT, + SUNXI_NAND_ST_DMA_INT)) { + printf("NAND timeout reading data\n"); + return; + } + + if(nand_wait_timeout(&dma_cfg->ctl, SUNXI_DMA_CTL_TRIGGER, 0)) { + printf("NAND timeout reading data\n"); + return; + } + + if (readl(&nand->ecc_st)) + ecc_errors++; +} + +int +nand_spl_load_image(uint32_t offs, unsigned int size, void *dest) +{ + struct sunxi_nand * const nand = (struct sunxi_nand *)SUNXI_NFC_BASE; + dma_addr_t dst_block; + dma_addr_t dst_end; + phys_addr_t addr = offs; + + dst_end = ((dma_addr_t) dest) + size; + + memset((void *)dest, 0x0, size); + ecc_errors = 0; + for (dst_block = (dma_addr_t) dest; dst_block < dst_end; + dst_block += CONFIG_NAND_SUNXI_ECC_STEP, + addr += CONFIG_NAND_SUNXI_ECC_STEP) { + /* syndrome read first 4MiB to match Allwinner BootROM */ + nand_read_block(nand, addr, dst_block, addr < 0x400000); + } + + if (ecc_errors) + printf("Error: %d ECC failures detected\n", ecc_errors); + return ecc_errors == 0; +} + +void +nand_deselect(void) +{} diff --git a/include/configs/sun4i.h b/include/configs/sun4i.h index ea079eb..a3c9408 100644 --- a/include/configs/sun4i.h +++ b/include/configs/sun4i.h @@ -18,6 +18,7 @@ #endif #define CONFIG_SUNXI_USB_PHYS 3 +#define CONFIG_NAND_SUNXI_GPC_PORTS {16, 17, 18, 19, 20, 21, 22, 24} /* * Include common sunxi configuration where most the settings are diff --git a/include/configs/sun5i.h b/include/configs/sun5i.h index d257659..8e13df5 100644 --- a/include/configs/sun5i.h +++ b/include/configs/sun5i.h @@ -19,6 +19,9 @@ #define CONFIG_SUNXI_USB_PHYS 2 +/* \todo A13 only defines port 19, whereas A10s requires each of these */ +#define CONFIG_NAND_SUNXI_GPC_PORTS {16, 17, 18, 19} + /* * Include common sunxi configuration where most the settings are */ diff --git a/include/configs/sun6i.h b/include/configs/sun6i.h index 2c24bd2..a0ebc7e 100644 --- a/include/configs/sun6i.h +++ b/include/configs/sun6i.h @@ -22,6 +22,13 @@ #define CONFIG_SUNXI_USB_PHYS 3 +#define CONFIG_ARMV7_PSCI 1 +#define CONFIG_ARMV7_PSCI_NR_CPUS 4 +#define CONFIG_ARMV7_SECURE_BASE SUNXI_SRAM_B_BASE +#define CONFIG_TIMER_CLK_FREQ 24000000 + +#define CONFIG_NAND_SUNXI_GPC_PORTS {24, 25, 26} + /* * Include common sunxi configuration where most the settings are */ diff --git a/include/configs/sun7i.h b/include/configs/sun7i.h index 56101a9..3d26ce8 100644 --- a/include/configs/sun7i.h +++ b/include/configs/sun7i.h @@ -24,6 +24,8 @@ #define CONFIG_ARMV7_SECURE_BASE SUNXI_SRAM_B_BASE #define CONFIG_TIMER_CLK_FREQ 24000000 +#define CONFIG_NAND_SUNXI_GPC_PORTS {16, 17, 18, 19, 20, 21, 22, 24} + /* * Include common sunxi configuration where most the settings are */ diff --git a/include/configs/sun8i.h b/include/configs/sun8i.h index 7111c63..fe8c511 100644 --- a/include/configs/sun8i.h +++ b/include/configs/sun8i.h @@ -20,6 +20,18 @@ #define CONFIG_SUNXI_USB_PHYS 2 +#define CONFIG_ARMV7_PSCI 1 +#if defined(CONFIG_MACH_SUN8I_A23) +#define CONFIG_ARMV7_PSCI_NR_CPUS 2 +#define CONFIG_NAND_SUNXI_GPC_PORTS {16, 17, 18} +#elif defined(CONFIG_MACH_SUN8I_A33) +#define CONFIG_ARMV7_PSCI_NR_CPUS 4 +#define CONFIG_NAND_SUNXI_GPC_PORTS {16} +#else +#error Unsupported sun8i variant +#endif +#define CONFIG_TIMER_CLK_FREQ 24000000 + /* * Include common sunxi configuration where most the settings are */ diff --git a/include/configs/sun9i.h b/include/configs/sun9i.h new file mode 100644 index 0000000..cd9e08d --- /dev/null +++ b/include/configs/sun9i.h @@ -0,0 +1,21 @@ +/* + * (C) Copyright 2015 Hans de Goede <hdegoede@redhat.com> + * + * Configuration settings for the Allwinner A80 (sun9i) CPU + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * A80 specific configuration + */ + +/* + * Include common sunxi configuration where most the settings are + */ +#include <configs/sunxi-common.h> + +#endif /* __CONFIG_H */ diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h index d829899..aad22f7 100644 --- a/include/configs/sunxi-common.h +++ b/include/configs/sunxi-common.h @@ -13,6 +13,8 @@ #ifndef _SUNXI_COMMON_CONFIG_H #define _SUNXI_COMMON_CONFIG_H +#include <linux/stringify.h> + #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT /* * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the @@ -39,8 +41,6 @@ #include <asm/arch/cpu.h> /* get chip and board defs */ -#define CONFIG_SYS_TEXT_BASE 0x4a000000 - #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_DM_SERIAL) # define CONFIG_DW_SERIAL #endif @@ -69,10 +69,48 @@ /* CPU */ #define CONFIG_SYS_CACHELINE_SIZE 64 -/* DRAM Base */ +/* + * The DRAM Base differs between some models. We cannot use macros for the + * CONFIG_FOO defines which contain the DRAM base address since they end + * up unexpanded in include/autoconf.mk . + * + * So we have to have this #ifdef #else #endif block for these. + */ +#ifdef CONFIG_MACH_SUN9I +#define SDRAM_OFFSET(x) 0x2##x +#define CONFIG_SYS_SDRAM_BASE 0x20000000 +#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* default load address */ +#define CONFIG_SYS_TEXT_BASE 0x2a000000 +#define CONFIG_PRE_CON_BUF_ADDR 0x2f000000 +#define CONFIG_SYS_SPL_MALLOC_START 0x2ff00000 +#define CONFIG_SPL_BSS_START_ADDR 0x2ff80000 +#else +#define SDRAM_OFFSET(x) 0x4##x #define CONFIG_SYS_SDRAM_BASE 0x40000000 +#define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */ +#define CONFIG_SYS_TEXT_BASE 0x4a000000 +#define CONFIG_PRE_CON_BUF_ADDR 0x4f000000 +#define CONFIG_SYS_SPL_MALLOC_START 0x4ff00000 +#define CONFIG_SPL_BSS_START_ADDR 0x4ff80000 +#endif + +#define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 /* 512 KiB */ +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 /* 512 KiB */ + +#ifdef CONFIG_MACH_SUN9I +/* + * The A80's A1 sram starts at 0x00010000 rather then at 0x00000000 and is + * slightly bigger. Note that it is possible to map the first 32 KiB of the + * A1 at 0x00000000 like with older SoCs by writing 0x16aa0001 to the + * undocumented 0x008000e0 SYS_CTRL register. Where the 16aa is a key and + * the 1 actually activates the mapping of the first 32 KiB to 0x00000000. + */ +#define CONFIG_SYS_INIT_RAM_ADDR 0x10000 +#define CONFIG_SYS_INIT_RAM_SIZE 0x0a000 /* 40 KiB */ +#else #define CONFIG_SYS_INIT_RAM_ADDR 0x0 #define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* 32 KiB */ +#endif #define CONFIG_SYS_INIT_SP_OFFSET \ (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) @@ -110,8 +148,10 @@ #define CONFIG_CMD_MMC #define CONFIG_MMC_SUNXI #define CONFIG_MMC_SUNXI_SLOT 0 +#if !defined(CONFIG_SPL_NAND_SUPPORT) #define CONFIG_ENV_IS_IN_MMC #define CONFIG_SYS_MMC_ENV_DEV 0 /* first detected MMC controller */ +#endif /* CONFIG_SPL_NAND_SUPPORT */ #endif /* 4MB of malloc() pool */ @@ -129,10 +169,8 @@ /* Boot Argument Buffer Size */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE -#define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */ - /* standalone support */ -#define CONFIG_STANDALONE_LOAD_ADDR 0x42000000 +#define CONFIG_STANDALONE_LOAD_ADDR CONFIG_SYS_LOAD_ADDR /* baudrate */ #define CONFIG_BAUDRATE 115200 @@ -162,16 +200,6 @@ #define CONFIG_SPL_BOARD_LOAD_IMAGE -#ifdef CONFIG_SPL_FEL - -#define CONFIG_SPL_TEXT_BASE 0x2000 -#define CONFIG_SPL_MAX_SIZE 0x4000 /* 16 KiB */ - -#else /* CONFIG_SPL */ - -#define CONFIG_SPL_BSS_START_ADDR 0x4ff80000 -#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KiB */ - #define CONFIG_SPL_TEXT_BASE 0x20 /* sram start+header */ #define CONFIG_SPL_MAX_SIZE 0x5fe0 /* 24KB on sun4i/sun7i */ @@ -186,13 +214,9 @@ #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 80 /* 40KiB */ #define CONFIG_SPL_PAD_TO 32768 /* decimal for 'dd' */ -#endif /* CONFIG_SPL */ - /* end of 32 KiB in sram */ #define LOW_LEVEL_SRAM_STACK 0x00008000 /* End of sram */ #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK -#define CONFIG_SYS_SPL_MALLOC_START 0x4ff00000 -#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 /* 512 KiB */ /* I2C */ #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER @@ -333,6 +357,24 @@ extern int soft_i2c_gpio_scl; #define CONFIG_ENV_IS_NOWHERE #endif +#ifdef CONFIG_SPL_NAND_SUPPORT +#define CONFIG_NAND +#define CONFIG_SYS_NAND_SELF_INIT +#define CONFIG_NAND_SUNXI +#define CONFIG_CMD_SPL_WRITE_SIZE 0x000400 +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x008000 + +/* \todo Make these parameterisable in kernel config ? */ +#define CONFIG_NAND_SUNXI_PAGE_SIZE 8192 +#define CONFIG_NAND_SUNXI_ECC_STEP 1024 +#define CONFIG_NAND_SUNXI_ECC_STRENGTH 40 +#define CONFIG_NAND_SUNXI_ADDR_CYCLES 5 + +#ifndef CONFIG_NAND_SUNXI_GPC_PORTS +#error "No NAND GPC ports defined, NAND unsupported" +#endif +#endif /* CONFIG_SPL_NAND_SUPPORT */ + #define CONFIG_MISC_INIT_R #define CONFIG_SYS_CONSOLE_IS_IN_ENV @@ -342,8 +384,6 @@ extern int soft_i2c_gpio_scl; /* Enable pre-console buffer to get complete log on the VGA console */ #define CONFIG_PRE_CONSOLE_BUFFER #define CONFIG_PRE_CON_BUF_SZ 4096 /* Aprox 2 80*25 screens */ -/* Use the room between the end of bootm_size and the framebuffer */ -#define CONFIG_PRE_CON_BUF_ADDR 0x4f000000 /* * 240M RAM (256M minimum minus space for the framebuffer), @@ -352,11 +392,11 @@ extern int soft_i2c_gpio_scl; */ #define MEM_LAYOUT_ENV_SETTINGS \ "bootm_size=0xf000000\0" \ - "kernel_addr_r=0x42000000\0" \ - "fdt_addr_r=0x43000000\0" \ - "scriptaddr=0x43100000\0" \ - "pxefile_addr_r=0x43200000\0" \ - "ramdisk_addr_r=0x43300000\0" + "kernel_addr_r=" __stringify(SDRAM_OFFSET(2000000)) "\0" \ + "fdt_addr_r=" __stringify(SDRAM_OFFSET(3000000)) "\0" \ + "scriptaddr=" __stringify(SDRAM_OFFSET(3100000)) "\0" \ + "pxefile_addr_r=" __stringify(SDRAM_OFFSET(3200000)) "\0" \ + "ramdisk_addr_r=" __stringify(SDRAM_OFFSET(3300000)) "\0" #ifdef CONFIG_MMC #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) diff --git a/tools/mksunxiboot.c b/tools/mksunxiboot.c index 0035f6e..3361251 100644 --- a/tools/mksunxiboot.c +++ b/tools/mksunxiboot.c @@ -65,7 +65,13 @@ int gen_check_sum(struct boot_file_head *head_p) #define SUN4I_SRAM_SIZE 0x7600 /* 0x7748+ is used by BROM */ #define SRAM_LOAD_MAX_SIZE (SUN4I_SRAM_SIZE - sizeof(struct boot_file_head)) -#define BLOCK_SIZE 512 + +/* + * BROM (at least on A10 and A20) requires NAND-images to be explicitly aligned + * to a multiple of 8K, and rejects the image otherwise. MMC-images are fine + * with 512B blocks. To cater for both, align to the largest of the two. + */ +#define BLOCK_SIZE 0x2000 struct boot_img { struct boot_file_head header; |