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Diffstat (limited to 'kernel/arch/arm/mach-shmobile/setup-r8a7740.c')
-rw-r--r--kernel/arch/arm/mach-shmobile/setup-r8a7740.c735
1 files changed, 4 insertions, 731 deletions
diff --git a/kernel/arch/arm/mach-shmobile/setup-r8a7740.c b/kernel/arch/arm/mach-shmobile/setup-r8a7740.c
index 9832e4839..0c8f80c5b 100644
--- a/kernel/arch/arm/mach-shmobile/setup-r8a7740.c
+++ b/kernel/arch/arm/mach-shmobile/setup-r8a7740.c
@@ -13,32 +13,19 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
-#include <linux/delay.h>
-#include <linux/dma-mapping.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irqchip.h>
#include <linux/irqchip/arm-gic.h>
-#include <linux/platform_data/irq-renesas-intc-irqpin.h>
-#include <linux/platform_device.h>
#include <linux/of_platform.h>
-#include <linux/serial_sci.h>
-#include <linux/sh_dma.h>
-#include <linux/sh_timer.h>
-#include <linux/platform_data/sh_ipmmu.h>
-#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
#include "common.h"
-#include "dma-register.h"
-#include "irqs.h"
-#include "pm-rmobile.h"
-#include "r8a7740.h"
static struct map_desc r8a7740_io_desc[] __initdata = {
/*
@@ -65,613 +52,12 @@ static struct map_desc r8a7740_io_desc[] __initdata = {
#endif
};
-void __init r8a7740_map_io(void)
+static void __init r8a7740_map_io(void)
{
debug_ll_io_init();
iotable_init(r8a7740_io_desc, ARRAY_SIZE(r8a7740_io_desc));
}
-/* PFC */
-static const struct resource pfc_resources[] = {
- DEFINE_RES_MEM(0xe6050000, 0x8000),
- DEFINE_RES_MEM(0xe605800c, 0x0020),
-};
-
-void __init r8a7740_pinmux_init(void)
-{
- platform_device_register_simple("pfc-r8a7740", -1, pfc_resources,
- ARRAY_SIZE(pfc_resources));
-}
-
-static struct renesas_intc_irqpin_config irqpin0_platform_data = {
- .irq_base = irq_pin(0), /* IRQ0 -> IRQ7 */
-};
-
-static struct resource irqpin0_resources[] = {
- DEFINE_RES_MEM(0xe6900000, 4), /* ICR1A */
- DEFINE_RES_MEM(0xe6900010, 4), /* INTPRI00A */
- DEFINE_RES_MEM(0xe6900020, 1), /* INTREQ00A */
- DEFINE_RES_MEM(0xe6900040, 1), /* INTMSK00A */
- DEFINE_RES_MEM(0xe6900060, 1), /* INTMSKCLR00A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ0 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ1 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ2 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ3 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ4 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ5 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ6 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ7 */
-};
-
-static struct platform_device irqpin0_device = {
- .name = "renesas_intc_irqpin",
- .id = 0,
- .resource = irqpin0_resources,
- .num_resources = ARRAY_SIZE(irqpin0_resources),
- .dev = {
- .platform_data = &irqpin0_platform_data,
- },
-};
-
-static struct renesas_intc_irqpin_config irqpin1_platform_data = {
- .irq_base = irq_pin(8), /* IRQ8 -> IRQ15 */
-};
-
-static struct resource irqpin1_resources[] = {
- DEFINE_RES_MEM(0xe6900004, 4), /* ICR2A */
- DEFINE_RES_MEM(0xe6900014, 4), /* INTPRI10A */
- DEFINE_RES_MEM(0xe6900024, 1), /* INTREQ10A */
- DEFINE_RES_MEM(0xe6900044, 1), /* INTMSK10A */
- DEFINE_RES_MEM(0xe6900064, 1), /* INTMSKCLR10A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ8 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ9 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ10 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ11 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ12 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ13 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ14 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ15 */
-};
-
-static struct platform_device irqpin1_device = {
- .name = "renesas_intc_irqpin",
- .id = 1,
- .resource = irqpin1_resources,
- .num_resources = ARRAY_SIZE(irqpin1_resources),
- .dev = {
- .platform_data = &irqpin1_platform_data,
- },
-};
-
-static struct renesas_intc_irqpin_config irqpin2_platform_data = {
- .irq_base = irq_pin(16), /* IRQ16 -> IRQ23 */
-};
-
-static struct resource irqpin2_resources[] = {
- DEFINE_RES_MEM(0xe6900008, 4), /* ICR3A */
- DEFINE_RES_MEM(0xe6900018, 4), /* INTPRI30A */
- DEFINE_RES_MEM(0xe6900028, 1), /* INTREQ30A */
- DEFINE_RES_MEM(0xe6900048, 1), /* INTMSK30A */
- DEFINE_RES_MEM(0xe6900068, 1), /* INTMSKCLR30A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ16 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ17 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ18 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ19 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ20 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ21 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ22 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ23 */
-};
-
-static struct platform_device irqpin2_device = {
- .name = "renesas_intc_irqpin",
- .id = 2,
- .resource = irqpin2_resources,
- .num_resources = ARRAY_SIZE(irqpin2_resources),
- .dev = {
- .platform_data = &irqpin2_platform_data,
- },
-};
-
-static struct renesas_intc_irqpin_config irqpin3_platform_data = {
- .irq_base = irq_pin(24), /* IRQ24 -> IRQ31 */
-};
-
-static struct resource irqpin3_resources[] = {
- DEFINE_RES_MEM(0xe690000c, 4), /* ICR3A */
- DEFINE_RES_MEM(0xe690001c, 4), /* INTPRI30A */
- DEFINE_RES_MEM(0xe690002c, 1), /* INTREQ30A */
- DEFINE_RES_MEM(0xe690004c, 1), /* INTMSK30A */
- DEFINE_RES_MEM(0xe690006c, 1), /* INTMSKCLR30A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ24 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ25 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ26 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ27 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ28 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ29 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ30 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ31 */
-};
-
-static struct platform_device irqpin3_device = {
- .name = "renesas_intc_irqpin",
- .id = 3,
- .resource = irqpin3_resources,
- .num_resources = ARRAY_SIZE(irqpin3_resources),
- .dev = {
- .platform_data = &irqpin3_platform_data,
- },
-};
-
-/* SCIF */
-#define R8A7740_SCIF(scif_type, index, baseaddr, irq) \
-static struct plat_sci_port scif##index##_platform_data = { \
- .type = scif_type, \
- .flags = UPF_BOOT_AUTOCONF, \
- .scscr = SCSCR_RE | SCSCR_TE, \
-}; \
- \
-static struct resource scif##index##_resources[] = { \
- DEFINE_RES_MEM(baseaddr, 0x100), \
- DEFINE_RES_IRQ(irq), \
-}; \
- \
-static struct platform_device scif##index##_device = { \
- .name = "sh-sci", \
- .id = index, \
- .resource = scif##index##_resources, \
- .num_resources = ARRAY_SIZE(scif##index##_resources), \
- .dev = { \
- .platform_data = &scif##index##_platform_data, \
- }, \
-}
-
-R8A7740_SCIF(PORT_SCIFA, 0, 0xe6c40000, gic_spi(100));
-R8A7740_SCIF(PORT_SCIFA, 1, 0xe6c50000, gic_spi(101));
-R8A7740_SCIF(PORT_SCIFA, 2, 0xe6c60000, gic_spi(102));
-R8A7740_SCIF(PORT_SCIFA, 3, 0xe6c70000, gic_spi(103));
-R8A7740_SCIF(PORT_SCIFA, 4, 0xe6c80000, gic_spi(104));
-R8A7740_SCIF(PORT_SCIFA, 5, 0xe6cb0000, gic_spi(105));
-R8A7740_SCIF(PORT_SCIFA, 6, 0xe6cc0000, gic_spi(106));
-R8A7740_SCIF(PORT_SCIFA, 7, 0xe6cd0000, gic_spi(107));
-R8A7740_SCIF(PORT_SCIFB, 8, 0xe6c30000, gic_spi(108));
-
-/* CMT */
-static struct sh_timer_config cmt1_platform_data = {
- .channels_mask = 0x3f,
-};
-
-static struct resource cmt1_resources[] = {
- DEFINE_RES_MEM(0xe6138000, 0x170),
- DEFINE_RES_IRQ(gic_spi(58)),
-};
-
-static struct platform_device cmt1_device = {
- .name = "sh-cmt-48",
- .id = 1,
- .dev = {
- .platform_data = &cmt1_platform_data,
- },
- .resource = cmt1_resources,
- .num_resources = ARRAY_SIZE(cmt1_resources),
-};
-
-/* TMU */
-static struct sh_timer_config tmu0_platform_data = {
- .channels_mask = 7,
-};
-
-static struct resource tmu0_resources[] = {
- DEFINE_RES_MEM(0xfff80000, 0x2c),
- DEFINE_RES_IRQ(gic_spi(198)),
- DEFINE_RES_IRQ(gic_spi(199)),
- DEFINE_RES_IRQ(gic_spi(200)),
-};
-
-static struct platform_device tmu0_device = {
- .name = "sh-tmu",
- .id = 0,
- .dev = {
- .platform_data = &tmu0_platform_data,
- },
- .resource = tmu0_resources,
- .num_resources = ARRAY_SIZE(tmu0_resources),
-};
-
-/* IPMMUI (an IPMMU module for ICB/LMB) */
-static struct resource ipmmu_resources[] = {
- [0] = {
- .name = "IPMMUI",
- .start = 0xfe951000,
- .end = 0xfe9510ff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static const char * const ipmmu_dev_names[] = {
- "sh_mobile_lcdc_fb.0",
- "sh_mobile_lcdc_fb.1",
- "sh_mobile_ceu.0",
-};
-
-static struct shmobile_ipmmu_platform_data ipmmu_platform_data = {
- .dev_names = ipmmu_dev_names,
- .num_dev_names = ARRAY_SIZE(ipmmu_dev_names),
-};
-
-static struct platform_device ipmmu_device = {
- .name = "ipmmu",
- .id = -1,
- .dev = {
- .platform_data = &ipmmu_platform_data,
- },
- .resource = ipmmu_resources,
- .num_resources = ARRAY_SIZE(ipmmu_resources),
-};
-
-static struct platform_device *r8a7740_early_devices[] __initdata = {
- &scif0_device,
- &scif1_device,
- &scif2_device,
- &scif3_device,
- &scif4_device,
- &scif5_device,
- &scif6_device,
- &scif7_device,
- &scif8_device,
- &irqpin0_device,
- &irqpin1_device,
- &irqpin2_device,
- &irqpin3_device,
- &tmu0_device,
- &ipmmu_device,
- &cmt1_device,
-};
-
-/* DMA */
-static const struct sh_dmae_slave_config r8a7740_dmae_slaves[] = {
- {
- .slave_id = SHDMA_SLAVE_SDHI0_TX,
- .addr = 0xe6850030,
- .chcr = CHCR_TX(XMIT_SZ_16BIT),
- .mid_rid = 0xc1,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI0_RX,
- .addr = 0xe6850030,
- .chcr = CHCR_RX(XMIT_SZ_16BIT),
- .mid_rid = 0xc2,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI1_TX,
- .addr = 0xe6860030,
- .chcr = CHCR_TX(XMIT_SZ_16BIT),
- .mid_rid = 0xc9,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI1_RX,
- .addr = 0xe6860030,
- .chcr = CHCR_RX(XMIT_SZ_16BIT),
- .mid_rid = 0xca,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI2_TX,
- .addr = 0xe6870030,
- .chcr = CHCR_TX(XMIT_SZ_16BIT),
- .mid_rid = 0xcd,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI2_RX,
- .addr = 0xe6870030,
- .chcr = CHCR_RX(XMIT_SZ_16BIT),
- .mid_rid = 0xce,
- }, {
- .slave_id = SHDMA_SLAVE_FSIA_TX,
- .addr = 0xfe1f0024,
- .chcr = CHCR_TX(XMIT_SZ_32BIT),
- .mid_rid = 0xb1,
- }, {
- .slave_id = SHDMA_SLAVE_FSIA_RX,
- .addr = 0xfe1f0020,
- .chcr = CHCR_RX(XMIT_SZ_32BIT),
- .mid_rid = 0xb2,
- }, {
- .slave_id = SHDMA_SLAVE_FSIB_TX,
- .addr = 0xfe1f0064,
- .chcr = CHCR_TX(XMIT_SZ_32BIT),
- .mid_rid = 0xb5,
- }, {
- .slave_id = SHDMA_SLAVE_MMCIF_TX,
- .addr = 0xe6bd0034,
- .chcr = CHCR_TX(XMIT_SZ_32BIT),
- .mid_rid = 0xd1,
- }, {
- .slave_id = SHDMA_SLAVE_MMCIF_RX,
- .addr = 0xe6bd0034,
- .chcr = CHCR_RX(XMIT_SZ_32BIT),
- .mid_rid = 0xd2,
- },
-};
-
-#define DMA_CHANNEL(a, b, c) \
-{ \
- .offset = a, \
- .dmars = b, \
- .dmars_bit = c, \
- .chclr_offset = (0x220 - 0x20) + a \
-}
-
-static const struct sh_dmae_channel r8a7740_dmae_channels[] = {
- DMA_CHANNEL(0x00, 0, 0),
- DMA_CHANNEL(0x10, 0, 8),
- DMA_CHANNEL(0x20, 4, 0),
- DMA_CHANNEL(0x30, 4, 8),
- DMA_CHANNEL(0x50, 8, 0),
- DMA_CHANNEL(0x60, 8, 8),
-};
-
-static struct sh_dmae_pdata dma_platform_data = {
- .slave = r8a7740_dmae_slaves,
- .slave_num = ARRAY_SIZE(r8a7740_dmae_slaves),
- .channel = r8a7740_dmae_channels,
- .channel_num = ARRAY_SIZE(r8a7740_dmae_channels),
- .ts_low_shift = TS_LOW_SHIFT,
- .ts_low_mask = TS_LOW_BIT << TS_LOW_SHIFT,
- .ts_high_shift = TS_HI_SHIFT,
- .ts_high_mask = TS_HI_BIT << TS_HI_SHIFT,
- .ts_shift = dma_ts_shift,
- .ts_shift_num = ARRAY_SIZE(dma_ts_shift),
- .dmaor_init = DMAOR_DME,
- .chclr_present = 1,
-};
-
-/* Resource order important! */
-static struct resource r8a7740_dmae0_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xfe008020,
- .end = 0xfe00828f,
- .flags = IORESOURCE_MEM,
- },
- {
- /* DMARSx */
- .start = 0xfe009000,
- .end = 0xfe00900b,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "error_irq",
- .start = gic_spi(34),
- .end = gic_spi(34),
- .flags = IORESOURCE_IRQ,
- },
- {
- /* IRQ for channels 0-5 */
- .start = gic_spi(28),
- .end = gic_spi(33),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-/* Resource order important! */
-static struct resource r8a7740_dmae1_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xfe018020,
- .end = 0xfe01828f,
- .flags = IORESOURCE_MEM,
- },
- {
- /* DMARSx */
- .start = 0xfe019000,
- .end = 0xfe01900b,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "error_irq",
- .start = gic_spi(41),
- .end = gic_spi(41),
- .flags = IORESOURCE_IRQ,
- },
- {
- /* IRQ for channels 0-5 */
- .start = gic_spi(35),
- .end = gic_spi(40),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-/* Resource order important! */
-static struct resource r8a7740_dmae2_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xfe028020,
- .end = 0xfe02828f,
- .flags = IORESOURCE_MEM,
- },
- {
- /* DMARSx */
- .start = 0xfe029000,
- .end = 0xfe02900b,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "error_irq",
- .start = gic_spi(48),
- .end = gic_spi(48),
- .flags = IORESOURCE_IRQ,
- },
- {
- /* IRQ for channels 0-5 */
- .start = gic_spi(42),
- .end = gic_spi(47),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device dma0_device = {
- .name = "sh-dma-engine",
- .id = 0,
- .resource = r8a7740_dmae0_resources,
- .num_resources = ARRAY_SIZE(r8a7740_dmae0_resources),
- .dev = {
- .platform_data = &dma_platform_data,
- },
-};
-
-static struct platform_device dma1_device = {
- .name = "sh-dma-engine",
- .id = 1,
- .resource = r8a7740_dmae1_resources,
- .num_resources = ARRAY_SIZE(r8a7740_dmae1_resources),
- .dev = {
- .platform_data = &dma_platform_data,
- },
-};
-
-static struct platform_device dma2_device = {
- .name = "sh-dma-engine",
- .id = 2,
- .resource = r8a7740_dmae2_resources,
- .num_resources = ARRAY_SIZE(r8a7740_dmae2_resources),
- .dev = {
- .platform_data = &dma_platform_data,
- },
-};
-
-/* USB-DMAC */
-static const struct sh_dmae_channel r8a7740_usb_dma_channels[] = {
- {
- .offset = 0,
- }, {
- .offset = 0x20,
- },
-};
-
-static const struct sh_dmae_slave_config r8a7740_usb_dma_slaves[] = {
- {
- .slave_id = SHDMA_SLAVE_USBHS_TX,
- .chcr = USBTS_INDEX2VAL(USBTS_XMIT_SZ_8BYTE),
- }, {
- .slave_id = SHDMA_SLAVE_USBHS_RX,
- .chcr = USBTS_INDEX2VAL(USBTS_XMIT_SZ_8BYTE),
- },
-};
-
-static struct sh_dmae_pdata usb_dma_platform_data = {
- .slave = r8a7740_usb_dma_slaves,
- .slave_num = ARRAY_SIZE(r8a7740_usb_dma_slaves),
- .channel = r8a7740_usb_dma_channels,
- .channel_num = ARRAY_SIZE(r8a7740_usb_dma_channels),
- .ts_low_shift = USBTS_LOW_SHIFT,
- .ts_low_mask = USBTS_LOW_BIT << USBTS_LOW_SHIFT,
- .ts_high_shift = USBTS_HI_SHIFT,
- .ts_high_mask = USBTS_HI_BIT << USBTS_HI_SHIFT,
- .ts_shift = dma_usbts_shift,
- .ts_shift_num = ARRAY_SIZE(dma_usbts_shift),
- .dmaor_init = DMAOR_DME,
- .chcr_offset = 0x14,
- .chcr_ie_bit = 1 << 5,
- .dmaor_is_32bit = 1,
- .needs_tend_set = 1,
- .no_dmars = 1,
- .slave_only = 1,
-};
-
-static struct resource r8a7740_usb_dma_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xe68a0020,
- .end = 0xe68a0064 - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- /* VCR/SWR/DMICR */
- .start = 0xe68a0000,
- .end = 0xe68a0014 - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- /* IRQ for channels */
- .start = gic_spi(49),
- .end = gic_spi(49),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device usb_dma_device = {
- .name = "sh-dma-engine",
- .id = 3,
- .resource = r8a7740_usb_dma_resources,
- .num_resources = ARRAY_SIZE(r8a7740_usb_dma_resources),
- .dev = {
- .platform_data = &usb_dma_platform_data,
- },
-};
-
-/* I2C */
-static struct resource i2c0_resources[] = {
- [0] = {
- .name = "IIC0",
- .start = 0xfff20000,
- .end = 0xfff20425 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = gic_spi(201),
- .end = gic_spi(204),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct resource i2c1_resources[] = {
- [0] = {
- .name = "IIC1",
- .start = 0xe6c20000,
- .end = 0xe6c20425 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = gic_spi(70), /* IIC1_ALI1 */
- .end = gic_spi(73), /* IIC1_DTEI1 */
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device i2c0_device = {
- .name = "i2c-sh_mobile",
- .id = 0,
- .resource = i2c0_resources,
- .num_resources = ARRAY_SIZE(i2c0_resources),
-};
-
-static struct platform_device i2c1_device = {
- .name = "i2c-sh_mobile",
- .id = 1,
- .resource = i2c1_resources,
- .num_resources = ARRAY_SIZE(i2c1_resources),
-};
-
-static struct resource pmu_resources[] = {
- [0] = {
- .start = gic_spi(83),
- .end = gic_spi(83),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device pmu_device = {
- .name = "armv7-pmu",
- .id = -1,
- .num_resources = ARRAY_SIZE(pmu_resources),
- .resource = pmu_resources,
-};
-
-static struct platform_device *r8a7740_late_devices[] __initdata = {
- &i2c0_device,
- &i2c1_device,
- &dma0_device,
- &dma1_device,
- &dma2_device,
- &usb_dma_device,
- &pmu_device,
-};
-
/*
* r8a7740 chip has lasting errata on MERAM buffer.
* this is work-around for it.
@@ -679,7 +65,7 @@ static struct platform_device *r8a7740_late_devices[] __initdata = {
* "Media RAM (MERAM)" on r8a7740 documentation
*/
#define MEBUFCNTR 0xFE950098
-void __init r8a7740_meram_workaround(void)
+static void __init r8a7740_meram_workaround(void)
{
void __iomem *reg;
@@ -690,124 +76,13 @@ void __init r8a7740_meram_workaround(void)
}
}
-#define ICCR 0x0004
-#define ICSTART 0x0070
-
-#define i2c_read(reg, offset) ioread8(reg + offset)
-#define i2c_write(reg, offset, data) iowrite8(data, reg + offset)
-
-/*
- * r8a7740 chip has lasting errata on I2C I/O pad reset.
- * this is work-around for it.
- */
-static void r8a7740_i2c_workaround(struct platform_device *pdev)
-{
- struct resource *res;
- void __iomem *reg;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (unlikely(!res)) {
- pr_err("r8a7740 i2c workaround fail (cannot find resource)\n");
- return;
- }
-
- reg = ioremap(res->start, resource_size(res));
- if (unlikely(!reg)) {
- pr_err("r8a7740 i2c workaround fail (cannot map IO)\n");
- return;
- }
-
- i2c_write(reg, ICCR, i2c_read(reg, ICCR) | 0x80);
- i2c_read(reg, ICCR); /* dummy read */
-
- i2c_write(reg, ICSTART, i2c_read(reg, ICSTART) | 0x10);
- i2c_read(reg, ICSTART); /* dummy read */
-
- udelay(10);
-
- i2c_write(reg, ICCR, 0x01);
- i2c_write(reg, ICSTART, 0x00);
-
- udelay(10);
-
- i2c_write(reg, ICCR, 0x10);
- udelay(10);
- i2c_write(reg, ICCR, 0x00);
- udelay(10);
- i2c_write(reg, ICCR, 0x10);
- udelay(10);
-
- iounmap(reg);
-}
-
-void __init r8a7740_add_standard_devices(void)
-{
- static struct pm_domain_device domain_devices[] __initdata = {
- { "A4R", &tmu0_device },
- { "A4R", &i2c0_device },
- { "A4S", &irqpin0_device },
- { "A4S", &irqpin1_device },
- { "A4S", &irqpin2_device },
- { "A4S", &irqpin3_device },
- { "A3SP", &scif0_device },
- { "A3SP", &scif1_device },
- { "A3SP", &scif2_device },
- { "A3SP", &scif3_device },
- { "A3SP", &scif4_device },
- { "A3SP", &scif5_device },
- { "A3SP", &scif6_device },
- { "A3SP", &scif7_device },
- { "A3SP", &scif8_device },
- { "A3SP", &i2c1_device },
- { "A3SP", &ipmmu_device },
- { "A3SP", &dma0_device },
- { "A3SP", &dma1_device },
- { "A3SP", &dma2_device },
- { "A3SP", &usb_dma_device },
- };
-
- /* I2C work-around */
- r8a7740_i2c_workaround(&i2c0_device);
- r8a7740_i2c_workaround(&i2c1_device);
-
- r8a7740_init_pm_domains();
-
- /* add devices */
- platform_add_devices(r8a7740_early_devices,
- ARRAY_SIZE(r8a7740_early_devices));
- platform_add_devices(r8a7740_late_devices,
- ARRAY_SIZE(r8a7740_late_devices));
-
- /* add devices to PM domain */
- rmobile_add_devices_to_domains(domain_devices,
- ARRAY_SIZE(domain_devices));
-}
-
-void __init r8a7740_add_early_devices(void)
-{
- early_platform_add_devices(r8a7740_early_devices,
- ARRAY_SIZE(r8a7740_early_devices));
-
- /* setup early console here as well */
- shmobile_setup_console();
-}
-
-#ifdef CONFIG_USE_OF
-
-void __init r8a7740_init_irq_of(void)
+static void __init r8a7740_init_irq_of(void)
{
void __iomem *intc_prio_base = ioremap_nocache(0xe6900010, 0x10);
void __iomem *intc_msk_base = ioremap_nocache(0xe6900040, 0x10);
void __iomem *pfc_inta_ctrl = ioremap_nocache(0xe605807c, 0x4);
-#ifdef CONFIG_ARCH_SHMOBILE_LEGACY
- void __iomem *gic_dist_base = ioremap_nocache(0xc2800000, 0x1000);
- void __iomem *gic_cpu_base = ioremap_nocache(0xc2000000, 0x1000);
-
- gic_init(0, 29, gic_dist_base, gic_cpu_base);
-#else
irqchip_init();
-#endif
/* route signals to GIC */
iowrite32(0x0, pfc_inta_ctrl);
@@ -842,7 +117,7 @@ static void __init r8a7740_generic_init(void)
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
-static const char *r8a7740_boards_compat_dt[] __initdata = {
+static const char *const r8a7740_boards_compat_dt[] __initconst = {
"renesas,r8a7740",
NULL,
};
@@ -855,5 +130,3 @@ DT_MACHINE_START(R8A7740_DT, "Generic R8A7740 (Flattened Device Tree)")
.init_late = shmobile_init_late,
.dt_compat = r8a7740_boards_compat_dt,
MACHINE_END
-
-#endif /* CONFIG_USE_OF */