[ARM] omap: fix virtual vs physical address space confusions

mcbsp is confused as to what takes a physical or virtual address.
Fix the two instances where it gets it wrong.

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

4 files changed, 17 insertions, 2 deletions

diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c
index 826010d5d014..2baeaeb0c900 100644
--- a/arch/arm/mach-omap1/mcbsp.c
+++ b/arch/arm/mach-omap1/mcbsp.c
@@ -159,6 +159,7 @@ static struct omap_mcbsp_ops omap1_mcbsp_ops = {
 #ifdef CONFIG_ARCH_OMAP730
 static struct omap_mcbsp_platform_data omap730_mcbsp_pdata[] = {
         {
+                .phys_base      = OMAP730_MCBSP1_BASE,
                 .virt_base      = io_p2v(OMAP730_MCBSP1_BASE),
                 .dma_rx_sync    = OMAP_DMA_MCBSP1_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP1_TX,
@@ -167,6 +168,7 @@ static struct omap_mcbsp_platform_data omap730_mcbsp_pdata[] = {
                 .ops            = &omap1_mcbsp_ops,
         },
         {
+                .phys_base      = OMAP730_MCBSP2_BASE,
                 .virt_base      = io_p2v(OMAP730_MCBSP2_BASE),
                 .dma_rx_sync    = OMAP_DMA_MCBSP3_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP3_TX,
@@ -184,6 +186,7 @@ static struct omap_mcbsp_platform_data omap730_mcbsp_pdata[] = {
 #ifdef CONFIG_ARCH_OMAP15XX
 static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = {
         {
+                .phys_base      = OMAP1510_MCBSP1_BASE,
                 .virt_base      = OMAP1510_MCBSP1_BASE,
                 .dma_rx_sync    = OMAP_DMA_MCBSP1_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP1_TX,
@@ -193,6 +196,7 @@ static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = {
                 .clk_name       = "mcbsp_clk",
                 },
         {
+                .phys_base      = OMAP1510_MCBSP2_BASE,
                 .virt_base      = io_p2v(OMAP1510_MCBSP2_BASE),
                 .dma_rx_sync    = OMAP_DMA_MCBSP2_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP2_TX,
@@ -201,6 +205,7 @@ static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = {
                 .ops            = &omap1_mcbsp_ops,
         },
         {
+                .phys_base      = OMAP1510_MCBSP3_BASE,
                 .virt_base      = OMAP1510_MCBSP3_BASE,
                 .dma_rx_sync    = OMAP_DMA_MCBSP3_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP3_TX,
@@ -219,6 +224,7 @@ static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = {
 #ifdef CONFIG_ARCH_OMAP16XX
 static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = {
         {
+                .phys_base      = OMAP1610_MCBSP1_BASE,
                 .virt_base      = OMAP1610_MCBSP1_BASE,
                 .dma_rx_sync    = OMAP_DMA_MCBSP1_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP1_TX,
@@ -228,6 +234,7 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = {
                 .clk_name       = "mcbsp_clk",
         },
         {
+                .phys_base      = OMAP1610_MCBSP2_BASE,
                 .virt_base      = io_p2v(OMAP1610_MCBSP2_BASE),
                 .dma_rx_sync    = OMAP_DMA_MCBSP2_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP2_TX,
@@ -236,6 +243,7 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = {
                 .ops            = &omap1_mcbsp_ops,
         },
         {
+                .phys_base      = OMAP1610_MCBSP3_BASE,
                 .virt_base      = OMAP1610_MCBSP3_BASE,
                 .dma_rx_sync    = OMAP_DMA_MCBSP3_RX,
                 .dma_tx_sync    = OMAP_DMA_MCBSP3_TX,
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index 27eb6e3ca926..b261f1f80b5e 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -134,6 +134,7 @@ static struct omap_mcbsp_ops omap2_mcbsp_ops = {
 #ifdef CONFIG_ARCH_OMAP24XX
 static struct omap_mcbsp_platform_data omap24xx_mcbsp_pdata[] = {
         {
+                .phys_base      = OMAP24XX_MCBSP1_BASE,
                 .virt_base      = IO_ADDRESS(OMAP24XX_MCBSP1_BASE),
                 .dma_rx_sync    = OMAP24XX_DMA_MCBSP1_RX,
                 .dma_tx_sync    = OMAP24XX_DMA_MCBSP1_TX,
@@ -143,6 +144,7 @@ static struct omap_mcbsp_platform_data omap24xx_mcbsp_pdata[] = {
                 .clk_name       = "mcbsp_clk",
         },
         {
+                .phys_base      = OMAP24XX_MCBSP2_BASE,
                 .virt_base      = IO_ADDRESS(OMAP24XX_MCBSP2_BASE),
                 .dma_rx_sync    = OMAP24XX_DMA_MCBSP2_RX,
                 .dma_tx_sync    = OMAP24XX_DMA_MCBSP2_TX,
@@ -161,6 +163,7 @@ static struct omap_mcbsp_platform_data omap24xx_mcbsp_pdata[] = {
 #ifdef CONFIG_ARCH_OMAP34XX
 static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
         {
+                .phys_base      = OMAP34XX_MCBSP1_BASE,
                 .virt_base      = IO_ADDRESS(OMAP34XX_MCBSP1_BASE),
                 .dma_rx_sync    = OMAP24XX_DMA_MCBSP1_RX,
                 .dma_tx_sync    = OMAP24XX_DMA_MCBSP1_TX,
@@ -170,6 +173,7 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
                 .clk_name       = "mcbsp_clk",
         },
         {
+                .phys_base      = OMAP34XX_MCBSP2_BASE,
                 .virt_base      = IO_ADDRESS(OMAP34XX_MCBSP2_BASE),
                 .dma_rx_sync    = OMAP24XX_DMA_MCBSP2_RX,
                 .dma_tx_sync    = OMAP24XX_DMA_MCBSP2_TX,
diff --git a/arch/arm/plat-omap/include/mach/mcbsp.h b/arch/arm/plat-omap/include/mach/mcbsp.h
index 6eb44a92871d..8fdb95e26fcd 100644
--- a/arch/arm/plat-omap/include/mach/mcbsp.h
+++ b/arch/arm/plat-omap/include/mach/mcbsp.h
@@ -315,6 +315,7 @@ struct omap_mcbsp_ops {
 };
 
 struct omap_mcbsp_platform_data {
+        unsigned long phys_base;
         u32 virt_base;
         u8 dma_rx_sync, dma_tx_sync;
         u16 rx_irq, tx_irq;
@@ -324,6 +325,7 @@ struct omap_mcbsp_platform_data {
 
 struct omap_mcbsp {
         struct device *dev;
+        unsigned long phys_base;
         u32 io_base;
         u8 id;
         u8 free;
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index d0844050f2d2..014d26574bb6 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -651,7 +651,7 @@ int omap_mcbsp_xmit_buffer(unsigned int id, dma_addr_t buffer,
         omap_set_dma_dest_params(mcbsp[id].dma_tx_lch,
                                  src_port,
                                  OMAP_DMA_AMODE_CONSTANT,
-                                 mcbsp[id].io_base + OMAP_MCBSP_REG_DXR1,
+                                 mcbsp[id].phys_base + OMAP_MCBSP_REG_DXR1,
                                  0, 0);
 
         omap_set_dma_src_params(mcbsp[id].dma_tx_lch,
@@ -712,7 +712,7 @@ int omap_mcbsp_recv_buffer(unsigned int id, dma_addr_t buffer,
         omap_set_dma_src_params(mcbsp[id].dma_rx_lch,
                                 src_port,
                                 OMAP_DMA_AMODE_CONSTANT,
-                                mcbsp[id].io_base + OMAP_MCBSP_REG_DRR1,
+                                mcbsp[id].phys_base + OMAP_MCBSP_REG_DRR1,
                                 0, 0);
 
         omap_set_dma_dest_params(mcbsp[id].dma_rx_lch,
@@ -830,6 +830,7 @@ static int __init omap_mcbsp_probe(struct platform_device *pdev)
         mcbsp[id].dma_tx_lch = -1;
         mcbsp[id].dma_rx_lch = -1;
 
+        mcbsp[id].phys_base = pdata->phys_base;
         mcbsp[id].io_base = pdata->virt_base;
         /* Default I/O is IRQ based */
         mcbsp[id].io_type = OMAP_MCBSP_IRQ_IO;