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-rw-r--r--arch/arm/include/asm/arch-mxs/regs-apbh.h121
-rw-r--r--drivers/dma/apbh_dma.c10
2 files changed, 129 insertions, 2 deletions
diff --git a/arch/arm/include/asm/arch-mxs/regs-apbh.h b/arch/arm/include/asm/arch-mxs/regs-apbh.h
index e18e677..fcef4b8 100644
--- a/arch/arm/include/asm/arch-mxs/regs-apbh.h
+++ b/arch/arm/include/asm/arch-mxs/regs-apbh.h
@@ -29,6 +29,87 @@
#include <asm/arch/regs-common.h>
#ifndef __ASSEMBLY__
+
+#if defined(CONFIG_MX23)
+struct mxs_apbh_regs {
+ mxs_reg_32(hw_apbh_ctrl0)
+ mxs_reg_32(hw_apbh_ctrl1)
+ mxs_reg_32(hw_apbh_ctrl2)
+ mxs_reg_32(hw_apbh_channel_ctrl)
+
+ union {
+ struct {
+ mxs_reg_32(hw_apbh_ch_curcmdar)
+ mxs_reg_32(hw_apbh_ch_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch_cmd)
+ mxs_reg_32(hw_apbh_ch_bar)
+ mxs_reg_32(hw_apbh_ch_sema)
+ mxs_reg_32(hw_apbh_ch_debug1)
+ mxs_reg_32(hw_apbh_ch_debug2)
+ } ch[8];
+ struct {
+ mxs_reg_32(hw_apbh_ch0_curcmdar)
+ mxs_reg_32(hw_apbh_ch0_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch0_cmd)
+ mxs_reg_32(hw_apbh_ch0_bar)
+ mxs_reg_32(hw_apbh_ch0_sema)
+ mxs_reg_32(hw_apbh_ch0_debug1)
+ mxs_reg_32(hw_apbh_ch0_debug2)
+ mxs_reg_32(hw_apbh_ch1_curcmdar)
+ mxs_reg_32(hw_apbh_ch1_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch1_cmd)
+ mxs_reg_32(hw_apbh_ch1_bar)
+ mxs_reg_32(hw_apbh_ch1_sema)
+ mxs_reg_32(hw_apbh_ch1_debug1)
+ mxs_reg_32(hw_apbh_ch1_debug2)
+ mxs_reg_32(hw_apbh_ch2_curcmdar)
+ mxs_reg_32(hw_apbh_ch2_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch2_cmd)
+ mxs_reg_32(hw_apbh_ch2_bar)
+ mxs_reg_32(hw_apbh_ch2_sema)
+ mxs_reg_32(hw_apbh_ch2_debug1)
+ mxs_reg_32(hw_apbh_ch2_debug2)
+ mxs_reg_32(hw_apbh_ch3_curcmdar)
+ mxs_reg_32(hw_apbh_ch3_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch3_cmd)
+ mxs_reg_32(hw_apbh_ch3_bar)
+ mxs_reg_32(hw_apbh_ch3_sema)
+ mxs_reg_32(hw_apbh_ch3_debug1)
+ mxs_reg_32(hw_apbh_ch3_debug2)
+ mxs_reg_32(hw_apbh_ch4_curcmdar)
+ mxs_reg_32(hw_apbh_ch4_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch4_cmd)
+ mxs_reg_32(hw_apbh_ch4_bar)
+ mxs_reg_32(hw_apbh_ch4_sema)
+ mxs_reg_32(hw_apbh_ch4_debug1)
+ mxs_reg_32(hw_apbh_ch4_debug2)
+ mxs_reg_32(hw_apbh_ch5_curcmdar)
+ mxs_reg_32(hw_apbh_ch5_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch5_cmd)
+ mxs_reg_32(hw_apbh_ch5_bar)
+ mxs_reg_32(hw_apbh_ch5_sema)
+ mxs_reg_32(hw_apbh_ch5_debug1)
+ mxs_reg_32(hw_apbh_ch5_debug2)
+ mxs_reg_32(hw_apbh_ch6_curcmdar)
+ mxs_reg_32(hw_apbh_ch6_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch6_cmd)
+ mxs_reg_32(hw_apbh_ch6_bar)
+ mxs_reg_32(hw_apbh_ch6_sema)
+ mxs_reg_32(hw_apbh_ch6_debug1)
+ mxs_reg_32(hw_apbh_ch6_debug2)
+ mxs_reg_32(hw_apbh_ch7_curcmdar)
+ mxs_reg_32(hw_apbh_ch7_nxtcmdar)
+ mxs_reg_32(hw_apbh_ch7_cmd)
+ mxs_reg_32(hw_apbh_ch7_bar)
+ mxs_reg_32(hw_apbh_ch7_sema)
+ mxs_reg_32(hw_apbh_ch7_debug1)
+ mxs_reg_32(hw_apbh_ch7_debug2)
+ };
+ };
+ mxs_reg_32(hw_apbh_version)
+};
+
+#elif defined(CONFIG_MX28)
struct mxs_apbh_regs {
mxs_reg_32(hw_apbh_ctrl0)
mxs_reg_32(hw_apbh_ctrl1)
@@ -169,10 +250,26 @@ struct mxs_apbh_regs {
};
#endif
+#endif
+
#define APBH_CTRL0_SFTRST (1 << 31)
#define APBH_CTRL0_CLKGATE (1 << 30)
#define APBH_CTRL0_AHB_BURST8_EN (1 << 29)
#define APBH_CTRL0_APB_BURST_EN (1 << 28)
+#if defined(CONFIG_MX23)
+#define APBH_CTRL0_RSVD0_MASK (0xf << 24)
+#define APBH_CTRL0_RSVD0_OFFSET 24
+#define APBH_CTRL0_RESET_CHANNEL_MASK (0xff << 16)
+#define APBH_CTRL0_RESET_CHANNEL_OFFSET 16
+#define APBH_CTRL0_CLKGATE_CHANNEL_MASK (0xff << 8)
+#define APBH_CTRL0_CLKGATE_CHANNEL_OFFSET 8
+#define APBH_CTRL0_CLKGATE_CHANNEL_SSP0 0x02
+#define APBH_CTRL0_CLKGATE_CHANNEL_SSP1 0x04
+#define APBH_CTRL0_CLKGATE_CHANNEL_NAND0 0x10
+#define APBH_CTRL0_CLKGATE_CHANNEL_NAND1 0x20
+#define APBH_CTRL0_CLKGATE_CHANNEL_NAND2 0x40
+#define APBH_CTRL0_CLKGATE_CHANNEL_NAND3 0x80
+#elif defined(CONFIG_MX28)
#define APBH_CTRL0_RSVD0_MASK (0xfff << 16)
#define APBH_CTRL0_RSVD0_OFFSET 16
#define APBH_CTRL0_CLKGATE_CHANNEL_MASK 0xffff
@@ -191,6 +288,7 @@ struct mxs_apbh_regs {
#define APBH_CTRL0_CLKGATE_CHANNEL_NAND7 0x0800
#define APBH_CTRL0_CLKGATE_CHANNEL_HSADC 0x1000
#define APBH_CTRL0_CLKGATE_CHANNEL_LCDIF 0x2000
+#endif
#define APBH_CTRL1_CH15_CMDCMPLT_IRQ_EN (1 << 31)
#define APBH_CTRL1_CH14_CMDCMPLT_IRQ_EN (1 << 30)
@@ -260,6 +358,7 @@ struct mxs_apbh_regs {
#define APBH_CTRL2_CH1_ERROR_IRQ (1 << 1)
#define APBH_CTRL2_CH0_ERROR_IRQ (1 << 0)
+#if defined(CONFIG_MX28)
#define APBH_CHANNEL_CTRL_RESET_CHANNEL_MASK (0xffff << 16)
#define APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET 16
#define APBH_CHANNEL_CTRL_RESET_CHANNEL_SSP0 (0x0001 << 16)
@@ -292,7 +391,26 @@ struct mxs_apbh_regs {
#define APBH_CHANNEL_CTRL_FREEZE_CHANNEL_NAND7 0x0800
#define APBH_CHANNEL_CTRL_FREEZE_CHANNEL_HSADC 0x1000
#define APBH_CHANNEL_CTRL_FREEZE_CHANNEL_LCDIF 0x2000
+#endif
+#if defined(CONFIG_MX23)
+#define APBH_DEVSEL_CH7_MASK (0xf << 28)
+#define APBH_DEVSEL_CH7_OFFSET 28
+#define APBH_DEVSEL_CH6_MASK (0xf << 24)
+#define APBH_DEVSEL_CH6_OFFSET 24
+#define APBH_DEVSEL_CH5_MASK (0xf << 20)
+#define APBH_DEVSEL_CH5_OFFSET 20
+#define APBH_DEVSEL_CH4_MASK (0xf << 16)
+#define APBH_DEVSEL_CH4_OFFSET 16
+#define APBH_DEVSEL_CH3_MASK (0xf << 12)
+#define APBH_DEVSEL_CH3_OFFSET 12
+#define APBH_DEVSEL_CH2_MASK (0xf << 8)
+#define APBH_DEVSEL_CH2_OFFSET 8
+#define APBH_DEVSEL_CH1_MASK (0xf << 4)
+#define APBH_DEVSEL_CH1_OFFSET 4
+#define APBH_DEVSEL_CH0_MASK (0xf << 0)
+#define APBH_DEVSEL_CH0_OFFSET 0
+#elif defined(CONFIG_MX28)
#define APBH_DEVSEL_CH15_MASK (0x3 << 30)
#define APBH_DEVSEL_CH15_OFFSET 30
#define APBH_DEVSEL_CH14_MASK (0x3 << 28)
@@ -325,7 +443,9 @@ struct mxs_apbh_regs {
#define APBH_DEVSEL_CH1_OFFSET 2
#define APBH_DEVSEL_CH0_MASK (0x3 << 0)
#define APBH_DEVSEL_CH0_OFFSET 0
+#endif
+#if defined(CONFIG_MX28)
#define APBH_DMA_BURST_SIZE_CH15_MASK (0x3 << 30)
#define APBH_DMA_BURST_SIZE_CH15_OFFSET 30
#define APBH_DMA_BURST_SIZE_CH14_MASK (0x3 << 28)
@@ -377,6 +497,7 @@ struct mxs_apbh_regs {
#define APBH_DMA_BURST_SIZE_CH0_BURST8 0x2
#define APBH_DEBUG_GPMI_ONE_FIFO (1 << 0)
+#endif
#define APBH_CHn_CURCMDAR_CMD_ADDR_MASK 0xffffffff
#define APBH_CHn_CURCMDAR_CMD_ADDR_OFFSET 0
diff --git a/drivers/dma/apbh_dma.c b/drivers/dma/apbh_dma.c
index 37a941c..0c1cd83 100644
--- a/drivers/dma/apbh_dma.c
+++ b/drivers/dma/apbh_dma.c
@@ -223,13 +223,19 @@ static int mxs_dma_reset(int channel)
struct mxs_apbh_regs *apbh_regs =
(struct mxs_apbh_regs *)MXS_APBH_BASE;
int ret;
+#if defined(CONFIG_MX23)
+ uint32_t setreg = (uint32_t)(&apbh_regs->hw_apbh_ctrl0_set);
+ uint32_t offset = APBH_CTRL0_RESET_CHANNEL_OFFSET;
+#elif defined(CONFIG_MX28)
+ uint32_t setreg = (uint32_t)(&apbh_regs->hw_apbh_channel_ctrl_set);
+ uint32_t offset = APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET;
+#endif
ret = mxs_dma_validate_chan(channel);
if (ret)
return ret;
- writel(1 << (channel + APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET),
- &apbh_regs->hw_apbh_channel_ctrl_set);
+ writel(1 << (channel + offset), setreg);
return 0;
}