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-rw-r--r--arch/arm/mach-shmobile/clock-sh7372.c5
-rw-r--r--arch/arm/mach-shmobile/include/mach/sh7372.h4
-rw-r--r--arch/arm/mach-shmobile/setup-sh7372.c146
3 files changed, 154 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c
index dc8c899aa5eb..5309544957b7 100644
--- a/arch/arm/mach-shmobile/clock-sh7372.c
+++ b/arch/arm/mach-shmobile/clock-sh7372.c
@@ -509,7 +509,7 @@ enum { MSTP001,
MSTP118, MSTP117, MSTP116, MSTP113,
MSTP106, MSTP101, MSTP100,
MSTP223,
- MSTP218, MSTP217, MSTP216,
+ MSTP214, MSTP218, MSTP217, MSTP216,
MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
MSTP328, MSTP323, MSTP322, MSTP314, MSTP313, MSTP312,
MSTP423, MSTP415, MSTP413, MSTP411, MSTP410, MSTP406, MSTP403, MSTP400,
@@ -538,6 +538,7 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP218] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 18, 0), /* DMAC1 */
[MSTP217] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 17, 0), /* DMAC2 */
[MSTP216] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 16, 0), /* DMAC3 */
+ [MSTP214] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 14, 0), /* USBDMAC */
[MSTP207] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 7, 0), /* SCIFA5 */
[MSTP206] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 6, 0), /* SCIFB */
[MSTP204] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 4, 0), /* SCIFA0 */
@@ -629,6 +630,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), /* DMAC1 */
CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]), /* DMAC2 */
CLKDEV_DEV_ID("sh-dma-engine.2", &mstp_clks[MSTP216]), /* DMAC3 */
+ CLKDEV_DEV_ID("sh-dma-engine.3", &mstp_clks[MSTP214]), /* USB-DMAC0 */
+ CLKDEV_DEV_ID("sh-dma-engine.4", &mstp_clks[MSTP214]), /* USB-DMAC1 */
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */
CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP206]), /* SCIFB */
CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), /* SCIFA0 */
diff --git a/arch/arm/mach-shmobile/include/mach/sh7372.h b/arch/arm/mach-shmobile/include/mach/sh7372.h
index ce595cee86cd..24e63a85e669 100644
--- a/arch/arm/mach-shmobile/include/mach/sh7372.h
+++ b/arch/arm/mach-shmobile/include/mach/sh7372.h
@@ -459,6 +459,10 @@ enum {
SHDMA_SLAVE_SDHI2_TX,
SHDMA_SLAVE_MMCIF_RX,
SHDMA_SLAVE_MMCIF_TX,
+ SHDMA_SLAVE_USB0_TX,
+ SHDMA_SLAVE_USB0_RX,
+ SHDMA_SLAVE_USB1_TX,
+ SHDMA_SLAVE_USB1_RX,
};
extern struct clk sh7372_extal1_clk;
diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c
index d17d0d2ba5eb..2d9b1b1a2538 100644
--- a/arch/arm/mach-shmobile/setup-sh7372.c
+++ b/arch/arm/mach-shmobile/setup-sh7372.c
@@ -602,6 +602,150 @@ static struct platform_device dma2_device = {
},
};
+/*
+ * USB-DMAC
+ */
+
+unsigned int usbts_shift[] = {3, 4, 5};
+
+enum {
+ XMIT_SZ_8BYTE = 0,
+ XMIT_SZ_16BYTE = 1,
+ XMIT_SZ_32BYTE = 2,
+};
+
+#define USBTS_INDEX2VAL(i) (((i) & 3) << 6)
+
+static const struct sh_dmae_channel sh7372_usb_dmae_channels[] = {
+ {
+ .offset = 0,
+ }, {
+ .offset = 0x20,
+ },
+};
+
+/* USB DMAC0 */
+static const struct sh_dmae_slave_config sh7372_usb_dmae0_slaves[] = {
+ {
+ .slave_id = SHDMA_SLAVE_USB0_TX,
+ .chcr = USBTS_INDEX2VAL(XMIT_SZ_8BYTE),
+ }, {
+ .slave_id = SHDMA_SLAVE_USB0_RX,
+ .chcr = USBTS_INDEX2VAL(XMIT_SZ_8BYTE),
+ },
+};
+
+static struct sh_dmae_pdata usb_dma0_platform_data = {
+ .slave = sh7372_usb_dmae0_slaves,
+ .slave_num = ARRAY_SIZE(sh7372_usb_dmae0_slaves),
+ .channel = sh7372_usb_dmae_channels,
+ .channel_num = ARRAY_SIZE(sh7372_usb_dmae_channels),
+ .ts_low_shift = 6,
+ .ts_low_mask = 0xc0,
+ .ts_high_shift = 0,
+ .ts_high_mask = 0,
+ .ts_shift = usbts_shift,
+ .ts_shift_num = ARRAY_SIZE(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,
+};
+
+static struct resource sh7372_usb_dmae0_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 = evt2irq(0x0a00),
+ .end = evt2irq(0x0a00),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device usb_dma0_device = {
+ .name = "sh-dma-engine",
+ .id = 3,
+ .resource = sh7372_usb_dmae0_resources,
+ .num_resources = ARRAY_SIZE(sh7372_usb_dmae0_resources),
+ .dev = {
+ .platform_data = &usb_dma0_platform_data,
+ },
+};
+
+/* USB DMAC1 */
+static const struct sh_dmae_slave_config sh7372_usb_dmae1_slaves[] = {
+ {
+ .slave_id = SHDMA_SLAVE_USB1_TX,
+ .chcr = USBTS_INDEX2VAL(XMIT_SZ_8BYTE),
+ }, {
+ .slave_id = SHDMA_SLAVE_USB1_RX,
+ .chcr = USBTS_INDEX2VAL(XMIT_SZ_8BYTE),
+ },
+};
+
+static struct sh_dmae_pdata usb_dma1_platform_data = {
+ .slave = sh7372_usb_dmae1_slaves,
+ .slave_num = ARRAY_SIZE(sh7372_usb_dmae1_slaves),
+ .channel = sh7372_usb_dmae_channels,
+ .channel_num = ARRAY_SIZE(sh7372_usb_dmae_channels),
+ .ts_low_shift = 6,
+ .ts_low_mask = 0xc0,
+ .ts_high_shift = 0,
+ .ts_high_mask = 0,
+ .ts_shift = usbts_shift,
+ .ts_shift_num = ARRAY_SIZE(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,
+};
+
+static struct resource sh7372_usb_dmae1_resources[] = {
+ {
+ /* Channel registers and DMAOR */
+ .start = 0xe68c0020,
+ .end = 0xe68c0064 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ /* VCR/SWR/DMICR */
+ .start = 0xe68c0000,
+ .end = 0xe68c0014 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ /* IRQ for channels */
+ .start = evt2irq(0x1d00),
+ .end = evt2irq(0x1d00),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device usb_dma1_device = {
+ .name = "sh-dma-engine",
+ .id = 4,
+ .resource = sh7372_usb_dmae1_resources,
+ .num_resources = ARRAY_SIZE(sh7372_usb_dmae1_resources),
+ .dev = {
+ .platform_data = &usb_dma1_platform_data,
+ },
+};
+
/* VPU */
static struct uio_info vpu_platform_data = {
.name = "VPU5HG",
@@ -829,6 +973,8 @@ static struct platform_device *sh7372_late_devices[] __initdata = {
&dma0_device,
&dma1_device,
&dma2_device,
+ &usb_dma0_device,
+ &usb_dma1_device,
&vpu_device,
&veu0_device,
&veu1_device,
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-14 05:03:47 +0000