diff options
Diffstat (limited to 'arch/arm/include/asm/arch-exynos/cpu.h')
| -rw-r--r-- | arch/arm/include/asm/arch-exynos/cpu.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-exynos/cpu.h b/arch/arm/include/asm/arch-exynos/cpu.h new file mode 100644 index 0000000000..4464d2715c --- /dev/null +++ b/arch/arm/include/asm/arch-exynos/cpu.h @@ -0,0 +1,113 @@ +/* + * (C) Copyright 2010 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 + * + */ + +#ifndef _EXYNOS4_CPU_H +#define _EXYNOS4_CPU_H + +#define EXYNOS4_ADDR_BASE 0x10000000 + +/* EXYNOS4 */ +#define EXYNOS4_GPIO_PART3_BASE 0x03860000 +#define EXYNOS4_PRO_ID 0x10000000 +#define EXYNOS4_POWER_BASE 0x10020000 +#define EXYNOS4_SWRESET 0x10020400 +#define EXYNOS4_CLOCK_BASE 0x10030000 +#define EXYNOS4_SYSTIMER_BASE 0x10050000 +#define EXYNOS4_WATCHDOG_BASE 0x10060000 +#define EXYNOS4_MIU_BASE 0x10600000 +#define EXYNOS4_DMC0_BASE 0x10400000 +#define EXYNOS4_DMC1_BASE 0x10410000 +#define EXYNOS4_GPIO_PART2_BASE 0x11000000 +#define EXYNOS4_GPIO_PART1_BASE 0x11400000 +#define EXYNOS4_FIMD_BASE 0x11C00000 +#define EXYNOS4_USBOTG_BASE 0x12480000 +#define EXYNOS4_MMC_BASE 0x12510000 +#define EXYNOS4_SROMC_BASE 0x12570000 +#define EXYNOS4_USBPHY_BASE 0x125B0000 +#define EXYNOS4_UART_BASE 0x13800000 +#define EXYNOS4_ADC_BASE 0x13910000 +#define EXYNOS4_PWMTIMER_BASE 0x139D0000 +#define EXYNOS4_MODEM_BASE 0x13A00000 + +#ifndef __ASSEMBLY__ +#include <asm/io.h> +/* CPU detection macros */ +extern unsigned int s5p_cpu_id; +extern unsigned int s5p_cpu_rev; + +static inline int s5p_get_cpu_rev(void) +{ + return s5p_cpu_rev; +} + +static inline void s5p_set_cpu_id(void) +{ + s5p_cpu_id = readl(EXYNOS4_PRO_ID); + s5p_cpu_id = (0xC000 | ((s5p_cpu_id & 0x00FFF000) >> 12)); + + /* + * 0xC200: EXYNOS4210 EVT0 + * 0xC210: EXYNOS4210 EVT1 + */ + if (s5p_cpu_id == 0xC200) { + s5p_cpu_id |= 0x10; + s5p_cpu_rev = 0; + } else if (s5p_cpu_id == 0xC210) { + s5p_cpu_rev = 1; + } +} + +#define IS_SAMSUNG_TYPE(type, id) \ +static inline int cpu_is_##type(void) \ +{ \ + return s5p_cpu_id == id ? 1 : 0; \ +} + +IS_SAMSUNG_TYPE(exynos4, 0xc210) + +#define SAMSUNG_BASE(device, base) \ +static inline unsigned int samsung_get_base_##device(void) \ +{ \ + if (cpu_is_exynos4()) \ + return EXYNOS4_##base; \ + else \ + return 0; \ +} + +SAMSUNG_BASE(adc, ADC_BASE) +SAMSUNG_BASE(clock, CLOCK_BASE) +SAMSUNG_BASE(fimd, FIMD_BASE) +SAMSUNG_BASE(gpio_part1, GPIO_PART1_BASE) +SAMSUNG_BASE(gpio_part2, GPIO_PART2_BASE) +SAMSUNG_BASE(gpio_part3, GPIO_PART3_BASE) +SAMSUNG_BASE(pro_id, PRO_ID) +SAMSUNG_BASE(mmc, MMC_BASE) +SAMSUNG_BASE(modem, MODEM_BASE) +SAMSUNG_BASE(sromc, SROMC_BASE) +SAMSUNG_BASE(swreset, SWRESET) +SAMSUNG_BASE(timer, PWMTIMER_BASE) +SAMSUNG_BASE(uart, UART_BASE) +SAMSUNG_BASE(usb_phy, USBPHY_BASE) +SAMSUNG_BASE(usb_otg, USBOTG_BASE) +SAMSUNG_BASE(watchdog, WATCHDOG_BASE) +#endif + +#endif /* _EXYNOS4_CPU_H */ |