From: Ambresh K <ambresh@xxxxxx> Add the data file to describe all power domains in AM43x SoC. OMAP4 powerdomain operations is being reused here. Signed-off-by: Ambresh K <ambresh@xxxxxx> Signed-off-by: Afzal Mohammed <afzal@xxxxxx> --- arch/arm/mach-omap2/powerdomain.h | 1 + arch/arm/mach-omap2/powerdomains43xx_data.c | 142 ++++++++++++++++++++++++++++ 2 files changed, 143 insertions(+) create mode 100644 arch/arm/mach-omap2/powerdomains43xx_data.c diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h index baf3d8b..da5a59a 100644 --- a/arch/arm/mach-omap2/powerdomain.h +++ b/arch/arm/mach-omap2/powerdomain.h @@ -257,6 +257,7 @@ extern void am33xx_powerdomains_init(void); extern void omap44xx_powerdomains_init(void); extern void omap54xx_powerdomains_init(void); extern void dra7xx_powerdomains_init(void); +void am43xx_powerdomains_init(void); extern struct pwrdm_ops omap2_pwrdm_operations; extern struct pwrdm_ops omap3_pwrdm_operations; diff --git a/arch/arm/mach-omap2/powerdomains43xx_data.c b/arch/arm/mach-omap2/powerdomains43xx_data.c new file mode 100644 index 0000000..febc879 --- /dev/null +++ b/arch/arm/mach-omap2/powerdomains43xx_data.c @@ -0,0 +1,142 @@ +/* + * AM43xx Power domains framework + * + * Copyright (C) 2013 Texas Instruments, Inc. + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include "powerdomain.h" + +#include "prcm-common.h" +#include "prcm44xx.h" +#include "prcm43xx.h" + +static struct powerdomain gfx_43xx_pwrdm = { + .name = "gfx_pwrdm", + .voltdm = { .name = "core" }, + .prcm_offs = AM43XX_PRM_GFX_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_OFF_ON, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_OFF_RET, /* gfx_mem */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* gfx_mem */ + }, + .flags = PWRDM_HAS_LOWPOWERSTATECHANGE, +}; + +static struct powerdomain mpu_43xx_pwrdm = { + .name = "mpu_pwrdm", + .voltdm = { .name = "mpu" }, + .prcm_offs = AM43XX_PRM_MPU_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_OFF_RET_ON, + .pwrsts_logic_ret = PWRSTS_OFF_RET, + .banks = 3, + .pwrsts_mem_ret = { + [0] = PWRSTS_OFF_RET, /* mpu_l1 */ + [1] = PWRSTS_OFF_RET, /* mpu_l2 */ + [2] = PWRSTS_OFF_RET, /* mpu_ram */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* mpu_l1 */ + [1] = PWRSTS_ON, /* mpu_l2 */ + [2] = PWRSTS_ON, /* mpu_ram */ + }, + .flags = PWRDM_HAS_LOWPOWERSTATECHANGE, +}; + +static struct powerdomain rtc_43xx_pwrdm = { + .name = "rtc_pwrdm", + .voltdm = { .name = "rtc" }, + .prcm_offs = AM43XX_PRM_RTC_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_ON, +}; + +static struct powerdomain wkup_43xx_pwrdm = { + .name = "wkup_pwrdm", + .voltdm = { .name = "core" }, + .prcm_offs = AM43XX_PRM_WKUP_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_ON, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_OFF, /* debugss_mem */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* debugss_mem */ + }, +}; + +static struct powerdomain tamper_43xx_pwrdm = { + .name = "tamper_pwrdm", + .voltdm = { .name = "tamper" }, + .prcm_offs = AM43XX_PRM_TAMPER_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_ON, +}; + +static struct powerdomain cefuse_43xx_pwrdm = { + .name = "cefuse_pwrdm", + .voltdm = { .name = "core" }, + .prcm_offs = AM43XX_PRM_CEFUSE_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_OFF_ON, + .flags = PWRDM_HAS_LOWPOWERSTATECHANGE, +}; + +static struct powerdomain per_43xx_pwrdm = { + .name = "per_pwrdm", + .voltdm = { .name = "core" }, + .prcm_offs = AM43XX_PRM_PER_INST, + .prcm_partition = AM43XX_PRM_PARTITION, + .pwrsts = PWRSTS_OFF_RET_ON, + .pwrsts_logic_ret = PWRSTS_OFF_RET, + .banks = 4, + .pwrsts_mem_ret = { + [0] = PWRSTS_OFF_RET, /* icss_mem */ + [1] = PWRSTS_OFF_RET, /* per_mem */ + [2] = PWRSTS_OFF_RET, /* ram1_mem */ + [3] = PWRSTS_OFF_RET, /* ram2_mem */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_OFF_RET, /* icss_mem */ + [1] = PWRSTS_ON, /* per_mem */ + [2] = PWRSTS_OFF_RET, /* ram1_mem */ + [3] = PWRSTS_OFF_RET, /* ram2_mem */ + }, + .flags = PWRDM_HAS_LOWPOWERSTATECHANGE, +}; + +static struct powerdomain *powerdomains_am43xx[] __initdata = { + &gfx_43xx_pwrdm, + &mpu_43xx_pwrdm, + &rtc_43xx_pwrdm, + &wkup_43xx_pwrdm, + &tamper_43xx_pwrdm, + &cefuse_43xx_pwrdm, + &per_43xx_pwrdm, + NULL +}; + +static int am43xx_check_vcvp(void) +{ + return 0; +} + +void __init am43xx_powerdomains_init(void) +{ + omap4_pwrdm_operations.pwrdm_has_voltdm = am43xx_check_vcvp; + pwrdm_register_platform_funcs(&omap4_pwrdm_operations); + pwrdm_register_pwrdms(powerdomains_am43xx); + pwrdm_complete_init(); +} -- 1.8.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html