dma: imx-dma: remove cpu_is_xxx by using platform_device_id

It changes the driver to use platform_device_id rather than cpu_is_xxx
to determine the controller type, and updates the platform code
accordingly.

As the result, mach/hardware.h inclusion gets removed from the driver.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Javier Martin <javier.martin@vista-silicon.com>
Cc: Vinod Koul <vinod.koul@linux.intel.com>

8 files changed, 15 insertions, 11 deletions

diff --git a/arch/arm/mach-imx/clk-imx1.c b/arch/arm/mach-imx/clk-imx1.c
index 1cc7a735ed19..49a74440bc48 100644
--- a/arch/arm/mach-imx/clk-imx1.c
+++ b/arch/arm/mach-imx/clk-imx1.c
@@ -83,7 +83,8 @@ int __init mx1_clocks_init(unsigned long fref)
                         pr_err("imx1 clk %d: register failed with %ld\n",
                                 i, PTR_ERR(clk[i]));
 
-        clk_register_clkdev(clk[dma_gate], "ahb", "imx-dma");
+        clk_register_clkdev(clk[dma_gate], "ahb", "imx1-dma");
+        clk_register_clkdev(clk[hclk], "ipg", "imx1-dma");
         clk_register_clkdev(clk[csi_gate], NULL, "mx1-camera.0");
         clk_register_clkdev(clk[mma_gate], "mma", NULL);
         clk_register_clkdev(clk[usbd_gate], NULL, "imx_udc.0");
diff --git a/arch/arm/mach-imx/clk-imx21.c b/arch/arm/mach-imx/clk-imx21.c
index 96a4788032d1..8aec572f84fe 100644
--- a/arch/arm/mach-imx/clk-imx21.c
+++ b/arch/arm/mach-imx/clk-imx21.c
@@ -163,8 +163,8 @@ int __init mx21_clocks_init(unsigned long lref, unsigned long href)
         clk_register_clkdev(clk[usb_gate], "per", "imx21-hcd.0");
         clk_register_clkdev(clk[usb_hclk_gate], "ahb", "imx21-hcd.0");
         clk_register_clkdev(clk[nfc_gate], NULL, "imx21-nand.0");
-        clk_register_clkdev(clk[dma_hclk_gate], "ahb", "imx-dma");
-        clk_register_clkdev(clk[dma_gate], "ipg", "imx-dma");
+        clk_register_clkdev(clk[dma_hclk_gate], "ahb", "imx21-dma");
+        clk_register_clkdev(clk[dma_gate], "ipg", "imx21-dma");
         clk_register_clkdev(clk[wdog_gate], NULL, "imx2-wdt.0");
         clk_register_clkdev(clk[i2c_gate], NULL, "imx21-i2c.0");
         clk_register_clkdev(clk[kpp_gate], NULL, "mxc-keypad");
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 86a0c4262471..a5f0e3b6dec6 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -242,8 +242,8 @@ int __init mx27_clocks_init(unsigned long fref)
         clk_register_clkdev(clk[nfc_baud_gate], NULL, "imx27-nand.0");
         clk_register_clkdev(clk[vpu_baud_gate], "per", "coda-imx27.0");
         clk_register_clkdev(clk[vpu_ahb_gate], "ahb", "coda-imx27.0");
-        clk_register_clkdev(clk[dma_ahb_gate], "ahb", "imx-dma");
-        clk_register_clkdev(clk[dma_ipg_gate], "ipg", "imx-dma");
+        clk_register_clkdev(clk[dma_ahb_gate], "ahb", "imx27-dma");
+        clk_register_clkdev(clk[dma_ipg_gate], "ipg", "imx27-dma");
         clk_register_clkdev(clk[fec_ipg_gate], "ipg", "imx27-fec.0");
         clk_register_clkdev(clk[fec_ahb_gate], "ahb", "imx27-fec.0");
         clk_register_clkdev(clk[wdog_ipg_gate], NULL, "imx2-wdt.0");
diff --git a/arch/arm/mach-imx/devices/devices-common.h b/arch/arm/mach-imx/devices/devices-common.h
index e4368f6c5fb4..36eb3f09f5d7 100644
--- a/arch/arm/mach-imx/devices/devices-common.h
+++ b/arch/arm/mach-imx/devices/devices-common.h
@@ -329,7 +329,7 @@ struct platform_device *__init imx_add_spi_imx(
                 const struct imx_spi_imx_data *data,
                 const struct spi_imx_master *pdata);
 
-struct platform_device *imx_add_imx_dma(resource_size_t iobase,
+struct platform_device *imx_add_imx_dma(char *name, resource_size_t iobase,
                                         int irq, int irq_err);
 struct platform_device *imx_add_imx_sdma(char *name,
         resource_size_t iobase, int irq, struct sdma_platform_data *pdata);
diff --git a/arch/arm/mach-imx/devices/platform-imx-dma.c b/arch/arm/mach-imx/devices/platform-imx-dma.c
index f9003e4d0f57..ccdb5dc4ddbd 100644
--- a/arch/arm/mach-imx/devices/platform-imx-dma.c
+++ b/arch/arm/mach-imx/devices/platform-imx-dma.c
@@ -8,7 +8,7 @@
  */
 #include "devices-common.h"
 
-struct platform_device __init __maybe_unused *imx_add_imx_dma(
+struct platform_device __init __maybe_unused *imx_add_imx_dma(char *name,
         resource_size_t iobase, int irq, int irq_err)
 {
         struct resource res[] = {
@@ -28,7 +28,7 @@ struct platform_device __init __maybe_unused *imx_add_imx_dma(
         };
 
         return platform_device_register_resndata(&mxc_ahb_bus,
-                        "imx-dma", -1, res, ARRAY_SIZE(res), NULL, 0);
+                        name, -1, res, ARRAY_SIZE(res), NULL, 0);
 }
 
 struct platform_device __init __maybe_unused *imx_add_imx_sdma(char *name,
diff --git a/arch/arm/mach-imx/mm-imx1.c b/arch/arm/mach-imx/mm-imx1.c
index 9de81bf6de96..79f6c0b8f69f 100644
--- a/arch/arm/mach-imx/mm-imx1.c
+++ b/arch/arm/mach-imx/mm-imx1.c
@@ -60,6 +60,7 @@ void __init imx1_soc_init(void)
                                                 MX1_GPIO_INT_PORTC, 0);
         mxc_register_gpio("imx1-gpio", 3, MX1_GPIO4_BASE_ADDR, SZ_256,
                                                 MX1_GPIO_INT_PORTD, 0);
-        imx_add_imx_dma(MX1_DMA_BASE_ADDR, MX1_DMA_INT, MX1_DMA_ERR);
+        imx_add_imx_dma("imx1-dma", MX1_DMA_BASE_ADDR,
+                        MX1_DMA_INT, MX1_DMA_ERR);
         pinctrl_provide_dummies();
 }
diff --git a/arch/arm/mach-imx/mm-imx21.c b/arch/arm/mach-imx/mm-imx21.c
index 1c295154c296..3b97ea63b5fb 100644
--- a/arch/arm/mach-imx/mm-imx21.c
+++ b/arch/arm/mach-imx/mm-imx21.c
@@ -90,7 +90,8 @@ void __init imx21_soc_init(void)
         mxc_register_gpio("imx21-gpio", 5, MX21_GPIO6_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0);
 
         pinctrl_provide_dummies();
-        imx_add_imx_dma(MX21_DMA_BASE_ADDR, MX21_INT_DMACH0, 0); /* No ERR irq */
+        imx_add_imx_dma("imx21-dma", MX21_DMA_BASE_ADDR,
+                        MX21_INT_DMACH0, 0); /* No ERR irq */
         platform_device_register_simple("imx21-audmux", 0, imx21_audmux_res,
                                         ARRAY_SIZE(imx21_audmux_res));
 }
diff --git a/arch/arm/mach-imx/mm-imx27.c b/arch/arm/mach-imx/mm-imx27.c
index d389f4af33c0..91e8da832810 100644
--- a/arch/arm/mach-imx/mm-imx27.c
+++ b/arch/arm/mach-imx/mm-imx27.c
@@ -91,7 +91,8 @@ void __init imx27_soc_init(void)
         mxc_register_gpio("imx21-gpio", 5, MX27_GPIO6_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
 
         pinctrl_provide_dummies();
-        imx_add_imx_dma(MX27_DMA_BASE_ADDR, MX27_INT_DMACH0, 0); /* No ERR irq */
+        imx_add_imx_dma("imx27-dma", MX27_DMA_BASE_ADDR,
+                        MX27_INT_DMACH0, 0); /* No ERR irq */
         /* imx27 has the imx21 type audmux */
         platform_device_register_simple("imx21-audmux", 0, imx27_audmux_res,
                                         ARRAY_SIZE(imx27_audmux_res));