aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-shmobile/setup-r8a7778.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7778.c')
-rw-r--r--arch/arm/mach-shmobile/setup-r8a7778.c376
1 files changed, 272 insertions, 104 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 6a2657ebd19..d311ef903b3 100644
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -24,6 +24,7 @@
#include <linux/irqchip/arm-gic.h>
#include <linux/of.h>
#include <linux/of_platform.h>
+#include <linux/platform_data/dma-rcar-hpbdma.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/platform_data/irq-renesas-intc-irqpin.h>
#include <linux/platform_device.h>
@@ -43,81 +44,92 @@
#include <asm/hardware/cache-l2x0.h>
/* SCIF */
-#define SCIF_INFO(baseaddr, irq) \
-{ \
- .mapbase = baseaddr, \
+#define R8A7778_SCIF(index, baseaddr, irq) \
+static struct plat_sci_port scif##index##_platform_data = { \
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, \
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, \
- .scbrr_algo_id = SCBRR_ALGO_2, \
.type = PORT_SCIF, \
- .irqs = SCIx_IRQ_MUXED(irq), \
+}; \
+ \
+static struct resource scif##index##_resources[] = { \
+ DEFINE_RES_MEM(baseaddr, 0x100), \
+ DEFINE_RES_IRQ(irq), \
}
-static struct plat_sci_port scif_platform_data[] __initdata = {
- SCIF_INFO(0xffe40000, gic_iid(0x66)),
- SCIF_INFO(0xffe41000, gic_iid(0x67)),
- SCIF_INFO(0xffe42000, gic_iid(0x68)),
- SCIF_INFO(0xffe43000, gic_iid(0x69)),
- SCIF_INFO(0xffe44000, gic_iid(0x6a)),
- SCIF_INFO(0xffe45000, gic_iid(0x6b)),
-};
+R8A7778_SCIF(0, 0xffe40000, gic_iid(0x66));
+R8A7778_SCIF(1, 0xffe41000, gic_iid(0x67));
+R8A7778_SCIF(2, 0xffe42000, gic_iid(0x68));
+R8A7778_SCIF(3, 0xffe43000, gic_iid(0x69));
+R8A7778_SCIF(4, 0xffe44000, gic_iid(0x6a));
+R8A7778_SCIF(5, 0xffe45000, gic_iid(0x6b));
-/* TMU */
-static struct resource sh_tmu0_resources[] __initdata = {
- DEFINE_RES_MEM(0xffd80008, 12),
- DEFINE_RES_IRQ(gic_iid(0x40)),
-};
+#define r8a7778_register_scif(index) \
+ platform_device_register_resndata(&platform_bus, "sh-sci", index, \
+ scif##index##_resources, \
+ ARRAY_SIZE(scif##index##_resources), \
+ &scif##index##_platform_data, \
+ sizeof(scif##index##_platform_data))
-static struct sh_timer_config sh_tmu0_platform_data __initdata = {
- .name = "TMU00",
- .channel_offset = 0x4,
- .timer_bit = 0,
- .clockevent_rating = 200,
+/* TMU */
+static struct sh_timer_config sh_tmu0_platform_data = {
+ .channels_mask = 7,
};
-static struct resource sh_tmu1_resources[] __initdata = {
- DEFINE_RES_MEM(0xffd80014, 12),
+static struct resource sh_tmu0_resources[] = {
+ DEFINE_RES_MEM(0xffd80000, 0x30),
+ DEFINE_RES_IRQ(gic_iid(0x40)),
DEFINE_RES_IRQ(gic_iid(0x41)),
-};
-
-static struct sh_timer_config sh_tmu1_platform_data __initdata = {
- .name = "TMU01",
- .channel_offset = 0x10,
- .timer_bit = 1,
- .clocksource_rating = 200,
+ DEFINE_RES_IRQ(gic_iid(0x42)),
};
#define r8a7778_register_tmu(idx) \
platform_device_register_resndata( \
- &platform_bus, "sh_tmu", idx, \
+ &platform_bus, "sh-tmu", idx, \
sh_tmu##idx##_resources, \
ARRAY_SIZE(sh_tmu##idx##_resources), \
&sh_tmu##idx##_platform_data, \
sizeof(sh_tmu##idx##_platform_data))
-/* USB */
-static struct usb_phy *phy;
+int r8a7778_usb_phy_power(bool enable)
+{
+ static struct usb_phy *phy = NULL;
+ int ret = 0;
+
+ if (!phy)
+ phy = usb_get_phy(USB_PHY_TYPE_USB2);
+
+ if (IS_ERR(phy)) {
+ pr_err("kernel doesn't have usb phy driver\n");
+ return PTR_ERR(phy);
+ }
+
+ if (enable)
+ ret = usb_phy_init(phy);
+ else
+ usb_phy_shutdown(phy);
+ return ret;
+}
+
+/* USB */
static int usb_power_on(struct platform_device *pdev)
{
- if (IS_ERR(phy))
- return PTR_ERR(phy);
+ int ret = r8a7778_usb_phy_power(true);
+
+ if (ret)
+ return ret;
pm_runtime_enable(&pdev->dev);
pm_runtime_get_sync(&pdev->dev);
- usb_phy_init(phy);
-
return 0;
}
static void usb_power_off(struct platform_device *pdev)
{
- if (IS_ERR(phy))
+ if (r8a7778_usb_phy_power(false))
return;
- usb_phy_shutdown(phy);
-
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
}
@@ -174,20 +186,6 @@ static struct platform_device_info hci##_info __initdata = { \
USB_PLATFORM_INFO(ehci);
USB_PLATFORM_INFO(ohci);
-/* Ether */
-static struct resource ether_resources[] __initdata = {
- DEFINE_RES_MEM(0xfde00000, 0x400),
- DEFINE_RES_IRQ(gic_iid(0x89)),
-};
-
-void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata)
-{
- platform_device_register_resndata(&platform_bus, "r8a777x-ether", -1,
- ether_resources,
- ARRAY_SIZE(ether_resources),
- pdata, sizeof(*pdata));
-}
-
/* PFC/GPIO */
static struct resource pfc_resources[] __initdata = {
DEFINE_RES_MEM(0xfffc0000, 0x118),
@@ -272,7 +270,7 @@ static struct resource hspi_resources[] __initdata = {
DEFINE_RES_IRQ(gic_iid(0x75)),
};
-void __init r8a7778_register_hspi(int id)
+static void __init r8a7778_register_hspi(int id)
{
BUG_ON(id < 0 || id > 2);
@@ -281,62 +279,228 @@ void __init r8a7778_register_hspi(int id)
hspi_resources + (2 * id), 2);
}
-/* VIN */
-#define R8A7778_VIN(idx) \
-static struct resource vin##idx##_resources[] __initdata = { \
- DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \
- DEFINE_RES_IRQ(gic_iid(0x5a)), \
-}; \
- \
-static struct platform_device_info vin##idx##_info __initdata = { \
- .parent = &platform_bus, \
- .name = "r8a7778-vin", \
- .id = idx, \
- .res = vin##idx##_resources, \
- .num_res = ARRAY_SIZE(vin##idx##_resources), \
- .dma_mask = DMA_BIT_MASK(32), \
-}
-
-R8A7778_VIN(0);
-R8A7778_VIN(1);
-
-static struct platform_device_info *vin_info_table[] __initdata = {
- &vin0_info,
- &vin1_info,
-};
-
-void __init r8a7778_add_vin_device(int id, struct rcar_vin_platform_data *pdata)
-{
- BUG_ON(id < 0 || id > 1);
-
- vin_info_table[id]->data = pdata;
- vin_info_table[id]->size_data = sizeof(*pdata);
-
- platform_device_register_full(vin_info_table[id]);
-}
-
void __init r8a7778_add_dt_devices(void)
{
- int i;
-
#ifdef CONFIG_CACHE_L2X0
void __iomem *base = ioremap_nocache(0xf0100000, 0x1000);
if (base) {
/*
- * Early BRESP enable, Shared attribute override enable, 64K*16way
+ * Shared attribute override enable, 64K*16way
* don't call iounmap(base)
*/
- l2x0_init(base, 0x40470000, 0x82000fff);
+ l2x0_init(base, 0x00400000, 0xc20f0fff);
}
#endif
- for (i = 0; i < ARRAY_SIZE(scif_platform_data); i++)
- platform_device_register_data(&platform_bus, "sh-sci", i,
- &scif_platform_data[i],
- sizeof(struct plat_sci_port));
-
+ r8a7778_register_scif(0);
+ r8a7778_register_scif(1);
+ r8a7778_register_scif(2);
+ r8a7778_register_scif(3);
+ r8a7778_register_scif(4);
+ r8a7778_register_scif(5);
r8a7778_register_tmu(0);
- r8a7778_register_tmu(1);
+}
+
+/* HPB-DMA */
+
+/* Asynchronous mode register (ASYNCMDR) bits */
+#define HPB_DMAE_ASYNCMDR_ASMD22_MASK BIT(2) /* SDHI0 */
+#define HPB_DMAE_ASYNCMDR_ASMD22_SINGLE BIT(2) /* SDHI0 */
+#define HPB_DMAE_ASYNCMDR_ASMD22_MULTI 0 /* SDHI0 */
+#define HPB_DMAE_ASYNCMDR_ASMD21_MASK BIT(1) /* SDHI0 */
+#define HPB_DMAE_ASYNCMDR_ASMD21_SINGLE BIT(1) /* SDHI0 */
+#define HPB_DMAE_ASYNCMDR_ASMD21_MULTI 0 /* SDHI0 */
+
+#define HPBDMA_SSI(_id) \
+{ \
+ .id = HPBDMA_SLAVE_SSI## _id ##_TX, \
+ .addr = 0xffd91008 + (_id * 0x40), \
+ .dcr = HPB_DMAE_DCR_CT | \
+ HPB_DMAE_DCR_DIP | \
+ HPB_DMAE_DCR_SPDS_32BIT | \
+ HPB_DMAE_DCR_DMDL | \
+ HPB_DMAE_DCR_DPDS_32BIT, \
+ .port = _id + (_id << 8), \
+ .dma_ch = (28 + _id), \
+}, { \
+ .id = HPBDMA_SLAVE_SSI## _id ##_RX, \
+ .addr = 0xffd9100c + (_id * 0x40), \
+ .dcr = HPB_DMAE_DCR_CT | \
+ HPB_DMAE_DCR_DIP | \
+ HPB_DMAE_DCR_SMDL | \
+ HPB_DMAE_DCR_SPDS_32BIT | \
+ HPB_DMAE_DCR_DPDS_32BIT, \
+ .port = _id + (_id << 8), \
+ .dma_ch = (28 + _id), \
+}
+
+#define HPBDMA_HPBIF(_id) \
+{ \
+ .id = HPBDMA_SLAVE_HPBIF## _id ##_TX, \
+ .addr = 0xffda0000 + (_id * 0x1000), \
+ .dcr = HPB_DMAE_DCR_CT | \
+ HPB_DMAE_DCR_DIP | \
+ HPB_DMAE_DCR_SPDS_32BIT | \
+ HPB_DMAE_DCR_DMDL | \
+ HPB_DMAE_DCR_DPDS_32BIT, \
+ .port = 0x1111, \
+ .dma_ch = (28 + _id), \
+}, { \
+ .id = HPBDMA_SLAVE_HPBIF## _id ##_RX, \
+ .addr = 0xffda0000 + (_id * 0x1000), \
+ .dcr = HPB_DMAE_DCR_CT | \
+ HPB_DMAE_DCR_DIP | \
+ HPB_DMAE_DCR_SMDL | \
+ HPB_DMAE_DCR_SPDS_32BIT | \
+ HPB_DMAE_DCR_DPDS_32BIT, \
+ .port = 0x1111, \
+ .dma_ch = (28 + _id), \
+}
+
+static const struct hpb_dmae_slave_config hpb_dmae_slaves[] = {
+ {
+ .id = HPBDMA_SLAVE_SDHI0_TX,
+ .addr = 0xffe4c000 + 0x30,
+ .dcr = HPB_DMAE_DCR_SPDS_16BIT |
+ HPB_DMAE_DCR_DMDL |
+ HPB_DMAE_DCR_DPDS_16BIT,
+ .rstr = HPB_DMAE_ASYNCRSTR_ASRST21 |
+ HPB_DMAE_ASYNCRSTR_ASRST22 |
+ HPB_DMAE_ASYNCRSTR_ASRST23,
+ .mdr = HPB_DMAE_ASYNCMDR_ASMD21_MULTI,
+ .mdm = HPB_DMAE_ASYNCMDR_ASMD21_MASK,
+ .port = 0x0D0C,
+ .flags = HPB_DMAE_SET_ASYNC_RESET | HPB_DMAE_SET_ASYNC_MODE,
+ .dma_ch = 21,
+ }, {
+ .id = HPBDMA_SLAVE_SDHI0_RX,
+ .addr = 0xffe4c000 + 0x30,
+ .dcr = HPB_DMAE_DCR_SMDL |
+ HPB_DMAE_DCR_SPDS_16BIT |
+ HPB_DMAE_DCR_DPDS_16BIT,
+ .rstr = HPB_DMAE_ASYNCRSTR_ASRST21 |
+ HPB_DMAE_ASYNCRSTR_ASRST22 |
+ HPB_DMAE_ASYNCRSTR_ASRST23,
+ .mdr = HPB_DMAE_ASYNCMDR_ASMD22_MULTI,
+ .mdm = HPB_DMAE_ASYNCMDR_ASMD22_MASK,
+ .port = 0x0D0C,
+ .flags = HPB_DMAE_SET_ASYNC_RESET | HPB_DMAE_SET_ASYNC_MODE,
+ .dma_ch = 22,
+ }, {
+ .id = HPBDMA_SLAVE_USBFUNC_TX, /* for D0 */
+ .addr = 0xffe60018,
+ .dcr = HPB_DMAE_DCR_SPDS_32BIT |
+ HPB_DMAE_DCR_DMDL |
+ HPB_DMAE_DCR_DPDS_32BIT,
+ .port = 0x0000,
+ .dma_ch = 14,
+ }, {
+ .id = HPBDMA_SLAVE_USBFUNC_RX, /* for D1 */
+ .addr = 0xffe6001c,
+ .dcr = HPB_DMAE_DCR_SMDL |
+ HPB_DMAE_DCR_SPDS_32BIT |
+ HPB_DMAE_DCR_DPDS_32BIT,
+ .port = 0x0101,
+ .dma_ch = 15,
+ },
+
+ HPBDMA_SSI(0),
+ HPBDMA_SSI(1),
+ HPBDMA_SSI(2),
+ HPBDMA_SSI(3),
+ HPBDMA_SSI(4),
+ HPBDMA_SSI(5),
+ HPBDMA_SSI(6),
+ HPBDMA_SSI(7),
+ HPBDMA_SSI(8),
+
+ HPBDMA_HPBIF(0),
+ HPBDMA_HPBIF(1),
+ HPBDMA_HPBIF(2),
+ HPBDMA_HPBIF(3),
+ HPBDMA_HPBIF(4),
+ HPBDMA_HPBIF(5),
+ HPBDMA_HPBIF(6),
+ HPBDMA_HPBIF(7),
+ HPBDMA_HPBIF(8),
+};
+
+static const struct hpb_dmae_channel hpb_dmae_channels[] = {
+ HPB_DMAE_CHANNEL(0x7c, HPBDMA_SLAVE_USBFUNC_TX), /* ch. 14 */
+ HPB_DMAE_CHANNEL(0x7c, HPBDMA_SLAVE_USBFUNC_RX), /* ch. 15 */
+ HPB_DMAE_CHANNEL(0x7e, HPBDMA_SLAVE_SDHI0_TX), /* ch. 21 */
+ HPB_DMAE_CHANNEL(0x7e, HPBDMA_SLAVE_SDHI0_RX), /* ch. 22 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI0_TX), /* ch. 28 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI0_RX), /* ch. 28 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF0_TX), /* ch. 28 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF0_RX), /* ch. 28 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI1_TX), /* ch. 29 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI1_RX), /* ch. 29 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF1_TX), /* ch. 29 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF1_RX), /* ch. 29 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI2_TX), /* ch. 30 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI2_RX), /* ch. 30 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF2_TX), /* ch. 30 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF2_RX), /* ch. 30 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI3_TX), /* ch. 31 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI3_RX), /* ch. 31 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF3_TX), /* ch. 31 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF3_RX), /* ch. 31 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI4_TX), /* ch. 32 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI4_RX), /* ch. 32 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF4_TX), /* ch. 32 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF4_RX), /* ch. 32 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI5_TX), /* ch. 33 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI5_RX), /* ch. 33 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF5_TX), /* ch. 33 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF5_RX), /* ch. 33 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI6_TX), /* ch. 34 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI6_RX), /* ch. 34 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF6_TX), /* ch. 34 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF6_RX), /* ch. 34 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI7_TX), /* ch. 35 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI7_RX), /* ch. 35 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF7_TX), /* ch. 35 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF7_RX), /* ch. 35 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI8_TX), /* ch. 36 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI8_RX), /* ch. 36 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF8_TX), /* ch. 36 */
+ HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF8_RX), /* ch. 36 */
+};
+
+static struct hpb_dmae_pdata dma_platform_data __initdata = {
+ .slaves = hpb_dmae_slaves,
+ .num_slaves = ARRAY_SIZE(hpb_dmae_slaves),
+ .channels = hpb_dmae_channels,
+ .num_channels = ARRAY_SIZE(hpb_dmae_channels),
+ .ts_shift = {
+ [XMIT_SZ_8BIT] = 0,
+ [XMIT_SZ_16BIT] = 1,
+ [XMIT_SZ_32BIT] = 2,
+ },
+ .num_hw_channels = 39,
+};
+
+static struct resource hpb_dmae_resources[] __initdata = {
+ /* Channel registers */
+ DEFINE_RES_MEM(0xffc08000, 0x1000),
+ /* Common registers */
+ DEFINE_RES_MEM(0xffc09000, 0x170),
+ /* Asynchronous reset registers */
+ DEFINE_RES_MEM(0xffc00300, 4),
+ /* Asynchronous mode registers */
+ DEFINE_RES_MEM(0xffc00400, 4),
+ /* IRQ for DMA channels */
+ DEFINE_RES_NAMED(gic_iid(0x7b), 5, NULL, IORESOURCE_IRQ),
+};
+
+static void __init r8a7778_register_hpb_dmae(void)
+{
+ platform_device_register_resndata(&platform_bus, "hpb-dma-engine", -1,
+ hpb_dmae_resources,
+ ARRAY_SIZE(hpb_dmae_resources),
+ &dma_platform_data,
+ sizeof(dma_platform_data));
}
void __init r8a7778_add_standard_devices(void)
@@ -349,12 +513,12 @@ void __init r8a7778_add_standard_devices(void)
r8a7778_register_hspi(0);
r8a7778_register_hspi(1);
r8a7778_register_hspi(2);
+
+ r8a7778_register_hpb_dmae();
}
void __init r8a7778_init_late(void)
{
- phy = usb_get_phy(USB_PHY_TYPE_USB2);
-
platform_device_register_full(&ehci_info);
platform_device_register_full(&ohci_info);
}
@@ -376,7 +540,7 @@ static struct resource irqpin_resources[] __initdata = {
DEFINE_RES_IRQ(gic_iid(0x3e)), /* IRQ3 */
};
-void __init r8a7778_init_irq_extpin(int irlm)
+void __init r8a7778_init_irq_extpin_dt(int irlm)
{
void __iomem *icr0 = ioremap_nocache(0xfe780000, PAGE_SIZE);
unsigned long tmp;
@@ -394,7 +558,11 @@ void __init r8a7778_init_irq_extpin(int irlm)
tmp |= (1 << 21); /* LVLMODE = 1 */
iowrite32(tmp, icr0);
iounmap(icr0);
+}
+void __init r8a7778_init_irq_extpin(int irlm)
+{
+ r8a7778_init_irq_extpin_dt(irlm);
if (irlm)
platform_device_register_resndata(
&platform_bus, "renesas_intc_irqpin", -1,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 06:41:53 +0000