diff options
Diffstat (limited to 'arch/arm/mach-pxa/pxa3xx.c')
| -rw-r--r-- | arch/arm/mach-pxa/pxa3xx.c | 125 |
1 files changed, 23 insertions, 102 deletions
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index df9c8970adcf..06c578ea658e 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-pxa/pxa3xx.c * @@ -7,10 +8,6 @@ * * 2007-09-02: eric miao <eric.miao@marvell.com> * initial version - * - * 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/dmaengine.h> #include <linux/dma/pxa-dma.h> @@ -27,17 +24,18 @@ #include <linux/syscore_ops.h> #include <linux/platform_data/i2c-pxa.h> #include <linux/platform_data/mmp_dma.h> +#include <linux/soc/pxa/cpu.h> +#include <linux/clk/pxa.h> #include <asm/mach/map.h> #include <asm/suspend.h> -#include <mach/hardware.h> -#include <mach/pxa3xx-regs.h> -#include <mach/reset.h> +#include "pxa3xx-regs.h" +#include "reset.h" #include <linux/platform_data/usb-ohci-pxa27x.h> #include "pm.h" -#include <mach/dma.h> -#include <mach/smemc.h> -#include <mach/irqs.h> +#include "addr-map.h" +#include "smemc.h" +#include "irqs.h" #include "generic.h" #include "devices.h" @@ -54,6 +52,10 @@ extern void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int)); #define NDCR_ND_ARB_EN (1 << 12) #define NDCR_ND_ARB_CNTL (1 << 19) +#define CKEN_BOOT 11 /* < Boot rom clock enable */ +#define CKEN_TPM 19 /* < TPM clock enable */ +#define CKEN_HSIO2 41 /* < HSIO2 clock enable */ + #ifdef CONFIG_PM #define ISRAM_START 0x5c000000 @@ -106,8 +108,12 @@ static void pxa3xx_cpu_pm_suspend(void) #ifndef CONFIG_IWMMXT u64 acc0; +#ifdef CONFIG_CC_IS_GCC asm volatile(".arch_extension xscale\n\t" "mra %Q0, %R0, acc0" : "=r" (acc0)); +#else + asm volatile("mrrc p0, 0, %Q0, %R0, c0" : "=r" (acc0)); +#endif #endif /* resuming from D2 requires the HSIO2/BOOT/TPM clocks enabled */ @@ -135,8 +141,12 @@ static void pxa3xx_cpu_pm_suspend(void) AD3ER = 0; #ifndef CONFIG_IWMMXT +#ifndef CONFIG_AS_IS_LLVM asm volatile(".arch_extension xscale\n\t" "mar acc0, %Q0, %R0" : "=r" (acc0)); +#else + asm volatile("mcrr p0, 0, %Q0, %R0, c0" :: "r" (acc0)); +#endif #endif } @@ -353,13 +363,6 @@ static void __init __pxa3xx_init_irq(void) pxa_init_ext_wakeup_irq(pxa3xx_set_wake); } -void __init pxa3xx_init_irq(void) -{ - __pxa3xx_init_irq(); - pxa_init_irq(56, pxa3xx_set_wake); -} - -#ifdef CONFIG_OF static int __init __init pxa3xx_dt_init_irq(struct device_node *node, struct device_node *parent) { @@ -370,7 +373,6 @@ pxa3xx_dt_init_irq(struct device_node *node, struct device_node *parent) return 0; } IRQCHIP_DECLARE(pxa3xx_intc, "marvell,pxa-intc", pxa3xx_dt_init_irq); -#endif /* CONFIG_OF */ static struct map_desc pxa3xx_io_desc[] __initdata = { { /* Mem Ctl */ @@ -393,80 +395,13 @@ void __init pxa3xx_map_io(void) pxa3xx_get_clk_frequency_khz(1); } -/* - * device registration specific to PXA3xx. - */ - -void __init pxa3xx_set_i2c_power_info(struct i2c_pxa_platform_data *info) -{ - pxa_register_device(&pxa3xx_device_i2c_power, info); -} - -static struct pxa_gpio_platform_data pxa3xx_gpio_pdata = { - .irq_base = PXA_GPIO_TO_IRQ(0), -}; - -static struct platform_device *devices[] __initdata = { - &pxa27x_device_udc, - &pxa_device_pmu, - &pxa_device_i2s, - &pxa_device_asoc_ssp1, - &pxa_device_asoc_ssp2, - &pxa_device_asoc_ssp3, - &pxa_device_asoc_ssp4, - &pxa_device_asoc_platform, - &pxa_device_rtc, - &pxa3xx_device_ssp1, - &pxa3xx_device_ssp2, - &pxa3xx_device_ssp3, - &pxa3xx_device_ssp4, - &pxa27x_device_pwm0, - &pxa27x_device_pwm1, -}; - -static const struct dma_slave_map pxa3xx_slave_map[] = { - /* PXA25x, PXA27x and PXA3xx common entries */ - { "pxa2xx-ac97", "pcm_pcm_mic_mono", PDMA_FILTER_PARAM(LOWEST, 8) }, - { "pxa2xx-ac97", "pcm_pcm_aux_mono_in", PDMA_FILTER_PARAM(LOWEST, 9) }, - { "pxa2xx-ac97", "pcm_pcm_aux_mono_out", - PDMA_FILTER_PARAM(LOWEST, 10) }, - { "pxa2xx-ac97", "pcm_pcm_stereo_in", PDMA_FILTER_PARAM(LOWEST, 11) }, - { "pxa2xx-ac97", "pcm_pcm_stereo_out", PDMA_FILTER_PARAM(LOWEST, 12) }, - { "pxa-ssp-dai.0", "rx", PDMA_FILTER_PARAM(LOWEST, 13) }, - { "pxa-ssp-dai.0", "tx", PDMA_FILTER_PARAM(LOWEST, 14) }, - { "pxa-ssp-dai.1", "rx", PDMA_FILTER_PARAM(LOWEST, 15) }, - { "pxa-ssp-dai.1", "tx", PDMA_FILTER_PARAM(LOWEST, 16) }, - { "pxa2xx-ir", "rx", PDMA_FILTER_PARAM(LOWEST, 17) }, - { "pxa2xx-ir", "tx", PDMA_FILTER_PARAM(LOWEST, 18) }, - { "pxa2xx-mci.0", "rx", PDMA_FILTER_PARAM(LOWEST, 21) }, - { "pxa2xx-mci.0", "tx", PDMA_FILTER_PARAM(LOWEST, 22) }, - { "pxa-ssp-dai.2", "rx", PDMA_FILTER_PARAM(LOWEST, 66) }, - { "pxa-ssp-dai.2", "tx", PDMA_FILTER_PARAM(LOWEST, 67) }, - - /* PXA3xx specific map */ - { "pxa-ssp-dai.3", "rx", PDMA_FILTER_PARAM(LOWEST, 2) }, - { "pxa-ssp-dai.3", "tx", PDMA_FILTER_PARAM(LOWEST, 3) }, - { "pxa2xx-mci.1", "rx", PDMA_FILTER_PARAM(LOWEST, 93) }, - { "pxa2xx-mci.1", "tx", PDMA_FILTER_PARAM(LOWEST, 94) }, - { "pxa3xx-nand", "data", PDMA_FILTER_PARAM(LOWEST, 97) }, - { "pxa2xx-mci.2", "rx", PDMA_FILTER_PARAM(LOWEST, 100) }, - { "pxa2xx-mci.2", "tx", PDMA_FILTER_PARAM(LOWEST, 101) }, -}; - -static struct mmp_dma_platdata pxa3xx_dma_pdata = { - .dma_channels = 32, - .nb_requestors = 100, - .slave_map = pxa3xx_slave_map, - .slave_map_cnt = ARRAY_SIZE(pxa3xx_slave_map), -}; - static int __init pxa3xx_init(void) { int ret = 0; if (cpu_is_pxa3xx()) { - reset_status = ARSR; + pxa_register_wdt(ARSR); /* * clear RDH bit every time after reset @@ -489,22 +424,8 @@ static int __init pxa3xx_init(void) if (cpu_is_pxa320()) enable_irq_wake(IRQ_WAKEUP1); - register_syscore_ops(&pxa_irq_syscore_ops); - register_syscore_ops(&pxa3xx_mfp_syscore_ops); - - if (of_have_populated_dt()) - return 0; - - pxa2xx_set_dmac_info(&pxa3xx_dma_pdata); - ret = platform_add_devices(devices, ARRAY_SIZE(devices)); - if (ret) - return ret; - if (cpu_is_pxa300() || cpu_is_pxa310() || cpu_is_pxa320()) { - platform_device_add_data(&pxa3xx_device_gpio, - &pxa3xx_gpio_pdata, - sizeof(pxa3xx_gpio_pdata)); - ret = platform_device_register(&pxa3xx_device_gpio); - } + register_syscore(&pxa_irq_syscore); + register_syscore(&pxa3xx_mfp_syscore); } return ret; |