diff options
| -rw-r--r-- | MAINTAINERS | 29 | ||||
| -rw-r--r-- | board/samsung/smdkc100/smdkc100.c | 39 | ||||
| -rw-r--r-- | cpu/arm1176/cpu.c | 2 | ||||
| -rw-r--r-- | cpu/arm1176/start.S | 4 | ||||
| -rw-r--r-- | cpu/arm_cortexa8/s5pc1xx/Makefile | 2 | ||||
| -rw-r--r-- | cpu/arm_cortexa8/s5pc1xx/clock.c | 7 | ||||
| -rw-r--r-- | cpu/arm_cortexa8/s5pc1xx/gpio.c | 143 | ||||
| -rw-r--r-- | cpu/arm_cortexa8/s5pc1xx/sromc.c | 53 | ||||
| -rw-r--r-- | doc/README.s5pc1xx | 18 | ||||
| -rw-r--r-- | include/asm-arm/arch-s5pc1xx/clk.h | 6 | ||||
| -rw-r--r-- | include/asm-arm/arch-s5pc1xx/gpio.h | 29 | ||||
| -rw-r--r-- | include/asm-arm/arch-s5pc1xx/smc.h | 53 | ||||
| -rw-r--r-- | include/configs/smdkc100.h | 12 |
13 files changed, 378 insertions, 19 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 80057ce..092ebec 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -617,6 +617,10 @@ Simon Kagstrom <simon.kagstrom@netinsight.net> openrd_base ARM926EJS (Kirkwood SoC) +Minkyu Kang <mk7.kang@samsung.com> + + SMDKC100 ARM CORTEX-A8 (S5PC100 SoC) + Nishant Kamat <nskamat@ti.com> omap1610h2 ARM926EJS @@ -631,17 +635,17 @@ Sergey Kubushyn <ksi@koi8.net> SONATA ARM926EJS SCHMOOGIE ARM926EJS -Sandeep Paulraj <s-paulraj@ti.com> - - davinci_dm355evm ARM926EJS - davinci_dm355leopard ARM926EJS - davinci_dm365evm ARM926EJS - davinci_dm6467evm ARM926EJS - Prakash Kumar <prakash@embedx.com> cerf250 xscale +Vipin Kumar <vipin.kumar@st.com> + + spear300 ARM926EJS (spear300 Soc) + spear310 ARM926EJS (spear310 Soc) + spear320 ARM926EJS (spear320 Soc) + spear600 ARM926EJS (spear600 Soc) + Sergey Lapin <slapin@ossfans.org> afeb9260 ARM926EJS (AT91SAM9260 SoC) @@ -674,6 +678,13 @@ Kyungmin Park <kyungmin.park@samsung.com> apollon ARM1136EJS +Sandeep Paulraj <s-paulraj@ti.com> + + davinci_dm355evm ARM926EJS + davinci_dm355leopard ARM926EJS + davinci_dm365evm ARM926EJS + davinci_dm6467evm ARM926EJS + Peter Pearse <peter.pearse@arm.com> integratorcp All current ARM supplied & supported core modules -see http://www.arm.com/products/DevTools/Hardware_Platforms.html @@ -774,10 +785,6 @@ Alex Züpke <azu@sysgo.de> lart SA1100 dnp1110 SA1110 -Minkyu Kang <mk7.kang@samsung.com> - - SMDKC100 ARM CORTEX-A8 (S5PC100 SoC) - ------------------------------------------------------------------------- Unknown / orphaned boards: diff --git a/board/samsung/smdkc100/smdkc100.c b/board/samsung/smdkc100/smdkc100.c index 15a1a27..fb466c6 100644 --- a/board/samsung/smdkc100/smdkc100.c +++ b/board/samsung/smdkc100/smdkc100.c @@ -23,10 +23,40 @@ */ #include <common.h> +#include <asm/io.h> +#include <asm/arch/smc.h> +#include <asm/arch/gpio.h> +#include <netdev.h> + DECLARE_GLOBAL_DATA_PTR; +/* + * Miscellaneous platform dependent initialisations + */ +static void smc9115_pre_init(void) +{ + u32 smc_bw_conf, smc_bc_conf; + + struct s5pc100_gpio *const gpio = + (struct s5pc100_gpio *)S5PC100_GPIO_BASE; + + /* gpio configuration GPK0CON */ + gpio_cfg_pin(&gpio->gpio_k0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2)); + + /* Ethernet needs bus width of 16 bits */ + smc_bw_conf = SMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK); + smc_bc_conf = SMC_BC_TACS(0x0) | SMC_BC_TCOS(0x4) | SMC_BC_TACC(0xe) + | SMC_BC_TCOH(0x1) | SMC_BC_TAH(0x4) + | SMC_BC_TACP(0x6) | SMC_BC_PMC(0x0); + + /* Select and configure the SROMC bank */ + s5pc1xx_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); +} + int board_init(void) { + smc9115_pre_init(); + gd->bd->bi_arch_number = MACH_TYPE_SMDKC100; gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; @@ -49,3 +79,12 @@ int checkboard(void) return 0; } #endif + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC911X + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); +#endif + return rc; +} diff --git a/cpu/arm1176/cpu.c b/cpu/arm1176/cpu.c index 2c0014f..befa0cd 100644 --- a/cpu/arm1176/cpu.c +++ b/cpu/arm1176/cpu.c @@ -33,7 +33,9 @@ #include <common.h> #include <command.h> +#ifdef CONFIG_S3C64XX #include <asm/arch/s3c6400.h> +#endif #include <asm/system.h> static void cache_flush (void); diff --git a/cpu/arm1176/start.S b/cpu/arm1176/start.S index 68a356d..e2b6c9b 100644 --- a/cpu/arm1176/start.S +++ b/cpu/arm1176/start.S @@ -35,7 +35,9 @@ #ifdef CONFIG_ENABLE_MMU #include <asm/proc/domain.h> #endif +#ifdef CONFIG_S3C64XX #include <asm/arch/s3c6400.h> +#endif #if !defined(CONFIG_ENABLE_MMU) && !defined(CONFIG_SYS_PHY_UBOOT_BASE) #define CONFIG_SYS_PHY_UBOOT_BASE CONFIG_SYS_UBOOT_BASE @@ -190,10 +192,12 @@ mmu_disable: #endif mmu_disable_phys: +#ifdef CONFIG_S3C64XX /* Peri port setup */ ldr r0, =0x70000000 orr r0, r0, #0x13 mcr p15,0,r0,c15,c2,4 @ 256M (0x70000000 - 0x7fffffff) +#endif /* * Go setup Memory and board specific bits prior to relocation. diff --git a/cpu/arm_cortexa8/s5pc1xx/Makefile b/cpu/arm_cortexa8/s5pc1xx/Makefile index 4f922e6..01c93fe 100644 --- a/cpu/arm_cortexa8/s5pc1xx/Makefile +++ b/cpu/arm_cortexa8/s5pc1xx/Makefile @@ -33,6 +33,8 @@ SOBJS += reset.o COBJS += clock.o COBJS += cpu_info.o +COBJS += gpio.o +COBJS += sromc.o COBJS += timer.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/cpu/arm_cortexa8/s5pc1xx/clock.c b/cpu/arm_cortexa8/s5pc1xx/clock.c index a9e78dd..19619f9 100644 --- a/cpu/arm_cortexa8/s5pc1xx/clock.c +++ b/cpu/arm_cortexa8/s5pc1xx/clock.c @@ -25,12 +25,7 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/clock.h> - -#define APLL 0 -#define MPLL 1 -#define EPLL 2 -#define HPLL 3 -#define VPLL 4 +#include <asm/arch/clk.h> #define CLK_M 0 #define CLK_D 1 diff --git a/cpu/arm_cortexa8/s5pc1xx/gpio.c b/cpu/arm_cortexa8/s5pc1xx/gpio.c new file mode 100644 index 0000000..a97244b --- /dev/null +++ b/cpu/arm_cortexa8/s5pc1xx/gpio.c @@ -0,0 +1,143 @@ +/* + * (C) Copyright 2009 Samsung Electronics + * Minkyu Kang <mk7.kang@samsung.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/gpio.h> + +#define CON_MASK(x) (0xf << ((x) << 2)) +#define CON_SFR(x, v) ((v) << ((x) << 2)) + +#define DAT_MASK(x) (0x1 << (x)) +#define DAT_SET(x) (0x1 << (x)) + +#define PULL_MASK(x) (0x3 << ((x) << 1)) +#define PULL_MODE(x, v) ((v) << ((x) << 1)) + +#define DRV_MASK(x) (0x3 << ((x) << 1)) +#define DRV_SET(x, m) ((m) << ((x) << 1)) +#define RATE_MASK(x) (0x1 << (x + 16)) +#define RATE_SET(x) (0x1 << (x + 16)) + +void gpio_cfg_pin(struct s5pc1xx_gpio_bank *bank, int gpio, int cfg) +{ + unsigned int value; + + value = readl(&bank->con); + value &= ~CON_MASK(gpio); + value |= CON_SFR(gpio, cfg); + writel(value, &bank->con); +} + +void gpio_direction_output(struct s5pc1xx_gpio_bank *bank, int gpio, int en) +{ + unsigned int value; + + gpio_cfg_pin(bank, gpio, GPIO_OUTPUT); + + value = readl(&bank->dat); + value &= ~DAT_MASK(gpio); + if (en) + value |= DAT_SET(gpio); + writel(value, &bank->dat); +} + +void gpio_direction_input(struct s5pc1xx_gpio_bank *bank, int gpio) +{ + gpio_cfg_pin(bank, gpio, GPIO_INPUT); +} + +void gpio_set_value(struct s5pc1xx_gpio_bank *bank, int gpio, int en) +{ + unsigned int value; + + value = readl(&bank->dat); + value &= ~DAT_MASK(gpio); + if (en) + value |= DAT_SET(gpio); + writel(value, &bank->dat); +} + +unsigned int gpio_get_value(struct s5pc1xx_gpio_bank *bank, int gpio) +{ + unsigned int value; + + value = readl(&bank->dat); + return !!(value & DAT_MASK(gpio)); +} + +void gpio_set_pull(struct s5pc1xx_gpio_bank *bank, int gpio, int mode) +{ + unsigned int value; + + value = readl(&bank->pull); + value &= ~PULL_MASK(gpio); + + switch (mode) { + case GPIO_PULL_DOWN: + case GPIO_PULL_UP: + value |= PULL_MODE(gpio, mode); + break; + default: + return; + } + + writel(value, &bank->pull); +} + +void gpio_set_drv(struct s5pc1xx_gpio_bank *bank, int gpio, int mode) +{ + unsigned int value; + + value = readl(&bank->drv); + value &= ~DRV_MASK(gpio); + + switch (mode) { + case GPIO_DRV_1X: + case GPIO_DRV_2X: + case GPIO_DRV_3X: + case GPIO_DRV_4X: + value |= DRV_SET(gpio, mode); + break; + default: + return; + } + + writel(value, &bank->drv); +} + +void gpio_set_rate(struct s5pc1xx_gpio_bank *bank, int gpio, int mode) +{ + unsigned int value; + + value = readl(&bank->drv); + value &= ~RATE_MASK(gpio); + + switch (mode) { + case GPIO_DRV_FAST: + case GPIO_DRV_SLOW: + value |= RATE_SET(gpio); + break; + default: + return; + } + + writel(value, &bank->drv); +} diff --git a/cpu/arm_cortexa8/s5pc1xx/sromc.c b/cpu/arm_cortexa8/s5pc1xx/sromc.c new file mode 100644 index 0000000..380be81 --- /dev/null +++ b/cpu/arm_cortexa8/s5pc1xx/sromc.c @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2010 Samsung Electronics + * Naveen Krishna Ch <ch.naveen@samsung.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/smc.h> + +/* + * s5pc1xx_config_sromc() - select the proper SROMC Bank and configure the + * band width control and bank control registers + * srom_bank - SROM Bank 0 to 5 + * smc_bw_conf - SMC Band witdh reg configuration value + * smc_bc_conf - SMC Bank Control reg configuration value + */ +void s5pc1xx_config_sromc(u32 srom_bank, u32 smc_bw_conf, u32 smc_bc_conf) +{ + u32 tmp; + struct s5pc1xx_smc *srom; + + if (cpu_is_s5pc100()) + srom = (struct s5pc1xx_smc *)S5PC100_SROMC_BASE; + else + srom = (struct s5pc1xx_smc *)S5PC110_SROMC_BASE; + + /* Configure SMC_BW register to handle proper SROMC bank */ + tmp = srom->bw; + tmp &= ~(0xF << (srom_bank * 4)); + tmp |= smc_bw_conf; + srom->bw = tmp; + + /* Configure SMC_BC register */ + srom->bc[srom_bank] = smc_bc_conf; +} diff --git a/doc/README.s5pc1xx b/doc/README.s5pc1xx index 5a0fe33..ab1f024 100644 --- a/doc/README.s5pc1xx +++ b/doc/README.s5pc1xx @@ -41,7 +41,23 @@ To check SoC: printf("cpu is s5pc110\n"); gpio - not supported yet. + + struct s5pc100_gpio *gpio = (struct s5pc100_gpio*)S5PC100_GPIO_BASE; + + /* GPA[0] pin set to irq */ + gpio_cfg_pin(&gpio->gpio_a, 0, GPIO_IRQ); + + /* GPA[0] pin set to input */ + gpio_direction_input(&gpio->gpio_a, 0); + + /* GPA[0] pin set to output/high */ + gpio_direction_output(&gpio->gpio_a, 0, 1); + + /* GPA[0] value set to low */ + gpio_set_value(&gpio->gpio_a, 0, 0); + + /* get GPA[0] value */ + value = gpio_get_value(&gpio->gpio_a, 0); Links ===== diff --git a/include/asm-arm/arch-s5pc1xx/clk.h b/include/asm-arm/arch-s5pc1xx/clk.h index f1aa44f..3e59abe 100644 --- a/include/asm-arm/arch-s5pc1xx/clk.h +++ b/include/asm-arm/arch-s5pc1xx/clk.h @@ -23,6 +23,12 @@ #ifndef __ASM_ARM_ARCH_CLK_H_ #define __ASM_ARM_ARCH_CLK_H_ +#define APLL 0 +#define MPLL 1 +#define EPLL 2 +#define HPLL 3 +#define VPLL 4 + void s5pc1xx_clock_init(void); extern unsigned long (*get_pll_clk)(int pllreg); diff --git a/include/asm-arm/arch-s5pc1xx/gpio.h b/include/asm-arm/arch-s5pc1xx/gpio.h index afbc7ea..8e4bb86 100644 --- a/include/asm-arm/arch-s5pc1xx/gpio.h +++ b/include/asm-arm/arch-s5pc1xx/gpio.h @@ -124,6 +124,35 @@ struct s5pc110_gpio { struct s5pc1xx_gpio_bank gpio_h2; struct s5pc1xx_gpio_bank gpio_h3; }; + +/* functions */ +void gpio_cfg_pin(struct s5pc1xx_gpio_bank *bank, int gpio, int cfg); +void gpio_direction_output(struct s5pc1xx_gpio_bank *bank, int gpio, int en); +void gpio_direction_input(struct s5pc1xx_gpio_bank *bank, int gpio); +void gpio_set_value(struct s5pc1xx_gpio_bank *bank, int gpio, int en); +unsigned int gpio_get_value(struct s5pc1xx_gpio_bank *bank, int gpio); +void gpio_set_pull(struct s5pc1xx_gpio_bank *bank, int gpio, int mode); +void gpio_set_drv(struct s5pc1xx_gpio_bank *bank, int gpio, int mode); +void gpio_set_rate(struct s5pc1xx_gpio_bank *bank, int gpio, int mode); #endif +/* Pin configurations */ +#define GPIO_INPUT 0x0 +#define GPIO_OUTPUT 0x1 +#define GPIO_IRQ 0xf +#define GPIO_FUNC(x) (x) + +/* Pull mode */ +#define GPIO_PULL_NONE 0x0 +#define GPIO_PULL_DOWN 0x1 +#define GPIO_PULL_UP 0x2 + +/* Drive Strength level */ +#define GPIO_DRV_1X 0x0 +#define GPIO_DRV_2X 0x1 +#define GPIO_DRV_3X 0x2 +#define GPIO_DRV_4X 0x3 +#define GPIO_DRV_FAST 0x0 +#define GPIO_DRV_SLOW 0x1 + #endif diff --git a/include/asm-arm/arch-s5pc1xx/smc.h b/include/asm-arm/arch-s5pc1xx/smc.h new file mode 100644 index 0000000..88f4ffe --- /dev/null +++ b/include/asm-arm/arch-s5pc1xx/smc.h @@ -0,0 +1,53 @@ +/* + * (C) Copyright 2010 Samsung Electronics + * Naveen Krishna Ch <ch.naveen@samsung.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * Note: This file contains the register description for Memory subsystem + * (SROM, NAND Flash, OneNand, DDR, OneDRAM) on S5PC1XX. + * + * Only SROMC is defined as of now + */ + +#ifndef __ASM_ARCH_SMC_H_ +#define __ASM_ARCH_SMC_H_ + +#define SMC_DATA16_WIDTH(x) (1<<((x*4)+0)) +#define SMC_BYTE_ADDR_MODE(x) (1<<((x*4)+1)) /* 0-> Half-word base address*/ + /* 1-> Byte base address*/ +#define SMC_WAIT_ENABLE(x) (1<<((x*4)+2)) +#define SMC_BYTE_ENABLE(x) (1<<((x*4)+3)) + +#define SMC_BC_TACS(x) (x << 28) /* 0clk address set-up */ +#define SMC_BC_TCOS(x) (x << 24) /* 4clk chip selection set-up */ +#define SMC_BC_TACC(x) (x << 16) /* 14clk access cycle */ +#define SMC_BC_TCOH(x) (x << 12) /* 1clk chip selection hold */ +#define SMC_BC_TAH(x) (x << 8) /* 4clk address holding time */ +#define SMC_BC_TACP(x) (x << 4) /* 6clk page mode access cycle */ +#define SMC_BC_PMC(x) (x << 0) /* normal(1data)page mode configuration */ + +#ifndef __ASSEMBLY__ +struct s5pc1xx_smc { + unsigned int bw; + unsigned int bc[6]; +}; +#endif /* __ASSEMBLY__ */ + +/* Configure the Band Width and Bank Control Regs for required SROMC Bank */ +void s5pc1xx_config_sromc(u32 srom_bank, u32 smc_bw_conf, u32 smc_bc_conf); + +#endif /* __ASM_ARCH_SMC_H_ */ diff --git a/include/configs/smdkc100.h b/include/configs/smdkc100.h index a8ba052..09bce6d 100644 --- a/include/configs/smdkc100.h +++ b/include/configs/smdkc100.h @@ -83,7 +83,6 @@ #undef CONFIG_CMD_FLASH #undef CONFIG_CMD_IMLS #undef CONFIG_CMD_NAND -#undef CONFIG_CMD_NET #define CONFIG_CMD_CACHE #define CONFIG_CMD_REGINFO @@ -235,4 +234,15 @@ #define CONFIG_DOS_PARTITION 1 +/* + * Ethernet Contoller driver + */ +#ifdef CONFIG_CMD_NET +#define CONFIG_NET_MULTI +#define CONFIG_SMC911X 1 /* we have a SMC9115 on-board */ +#define CONFIG_SMC911X_16_BIT 1 /* SMC911X_16_BIT Mode */ +#define CONFIG_SMC911X_BASE 0x98800300 /* SMC911X Drive Base */ +#define CONFIG_ENV_SROM_BANK 3 /* Select SROM Bank-3 for Ethernet*/ +#endif /* CONFIG_CMD_NET */ + #endif /* __CONFIG_H */ |