diff options
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/devices.c | 7 | ||||
| -rw-r--r-- | arch/arm/plat-omap/dma.c | 5 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/mach/cpu.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/mach/mcbsp.h | 6 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/mach/mmc.h | 10 | ||||
| -rw-r--r-- | arch/arm/plat-omap/mcbsp.c | 52 |
6 files changed, 57 insertions, 24 deletions
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index ac15c23fd5d..208dbb121f4 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c | |||
| @@ -200,14 +200,15 @@ void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config, | |||
| 200 | /* | 200 | /* |
| 201 | * Register MMC devices. Called from mach-omap1 and mach-omap2 device init. | 201 | * Register MMC devices. Called from mach-omap1 and mach-omap2 device init. |
| 202 | */ | 202 | */ |
| 203 | int __init omap_mmc_add(int id, unsigned long base, unsigned long size, | 203 | int __init omap_mmc_add(const char *name, int id, unsigned long base, |
| 204 | unsigned int irq, struct omap_mmc_platform_data *data) | 204 | unsigned long size, unsigned int irq, |
| 205 | struct omap_mmc_platform_data *data) | ||
| 205 | { | 206 | { |
| 206 | struct platform_device *pdev; | 207 | struct platform_device *pdev; |
| 207 | struct resource res[OMAP_MMC_NR_RES]; | 208 | struct resource res[OMAP_MMC_NR_RES]; |
| 208 | int ret; | 209 | int ret; |
| 209 | 210 | ||
| 210 | pdev = platform_device_alloc("mmci-omap", id); | 211 | pdev = platform_device_alloc(name, id); |
| 211 | if (!pdev) | 212 | if (!pdev) |
| 212 | return -ENOMEM; | 213 | return -ENOMEM; |
| 213 | 214 | ||
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index e77373c39f8..47ec77af4cc 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c | |||
| @@ -709,6 +709,7 @@ int omap_request_dma(int dev_id, const char *dev_name, | |||
| 709 | chan->dev_name = dev_name; | 709 | chan->dev_name = dev_name; |
| 710 | chan->callback = callback; | 710 | chan->callback = callback; |
| 711 | chan->data = data; | 711 | chan->data = data; |
| 712 | chan->flags = 0; | ||
| 712 | 713 | ||
| 713 | #ifndef CONFIG_ARCH_OMAP1 | 714 | #ifndef CONFIG_ARCH_OMAP1 |
| 714 | if (cpu_class_is_omap2()) { | 715 | if (cpu_class_is_omap2()) { |
| @@ -1888,11 +1889,11 @@ static int omap2_dma_handle_ch(int ch) | |||
| 1888 | status = dma_read(CSR(ch)); | 1889 | status = dma_read(CSR(ch)); |
| 1889 | } | 1890 | } |
| 1890 | 1891 | ||
| 1892 | dma_write(status, CSR(ch)); | ||
| 1893 | |||
| 1891 | if (likely(dma_chan[ch].callback != NULL)) | 1894 | if (likely(dma_chan[ch].callback != NULL)) |
| 1892 | dma_chan[ch].callback(ch, status, dma_chan[ch].data); | 1895 | dma_chan[ch].callback(ch, status, dma_chan[ch].data); |
| 1893 | 1896 | ||
| 1894 | dma_write(status, CSR(ch)); | ||
| 1895 | |||
| 1896 | return 0; | 1897 | return 0; |
| 1897 | } | 1898 | } |
| 1898 | 1899 | ||
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h index b2062f1175d..a8e1178a946 100644 --- a/arch/arm/plat-omap/include/mach/cpu.h +++ b/arch/arm/plat-omap/include/mach/cpu.h | |||
| @@ -339,6 +339,7 @@ IS_OMAP_TYPE(3430, 0x3430) | |||
| 339 | #define OMAP3430_REV_ES2_0 0x34301034 | 339 | #define OMAP3430_REV_ES2_0 0x34301034 |
| 340 | #define OMAP3430_REV_ES2_1 0x34302034 | 340 | #define OMAP3430_REV_ES2_1 0x34302034 |
| 341 | #define OMAP3430_REV_ES3_0 0x34303034 | 341 | #define OMAP3430_REV_ES3_0 0x34303034 |
| 342 | #define OMAP3430_REV_ES3_1 0x34304034 | ||
| 342 | 343 | ||
| 343 | /* | 344 | /* |
| 344 | * omap_chip bits | 345 | * omap_chip bits |
diff --git a/arch/arm/plat-omap/include/mach/mcbsp.h b/arch/arm/plat-omap/include/mach/mcbsp.h index eef873db3d4..113c2466c86 100644 --- a/arch/arm/plat-omap/include/mach/mcbsp.h +++ b/arch/arm/plat-omap/include/mach/mcbsp.h | |||
| @@ -344,7 +344,8 @@ struct omap_mcbsp_platform_data { | |||
| 344 | u8 dma_rx_sync, dma_tx_sync; | 344 | u8 dma_rx_sync, dma_tx_sync; |
| 345 | u16 rx_irq, tx_irq; | 345 | u16 rx_irq, tx_irq; |
| 346 | struct omap_mcbsp_ops *ops; | 346 | struct omap_mcbsp_ops *ops; |
| 347 | char const *clk_name; | 347 | char const **clk_names; |
| 348 | int num_clks; | ||
| 348 | }; | 349 | }; |
| 349 | 350 | ||
| 350 | struct omap_mcbsp { | 351 | struct omap_mcbsp { |
| @@ -376,7 +377,8 @@ struct omap_mcbsp { | |||
| 376 | /* Protect the field .free, while checking if the mcbsp is in use */ | 377 | /* Protect the field .free, while checking if the mcbsp is in use */ |
| 377 | spinlock_t lock; | 378 | spinlock_t lock; |
| 378 | struct omap_mcbsp_platform_data *pdata; | 379 | struct omap_mcbsp_platform_data *pdata; |
| 379 | struct clk *clk; | 380 | struct clk **clks; |
| 381 | int num_clks; | ||
| 380 | }; | 382 | }; |
| 381 | extern struct omap_mcbsp **mcbsp_ptr; | 383 | extern struct omap_mcbsp **mcbsp_ptr; |
| 382 | extern int omap_mcbsp_count; | 384 | extern int omap_mcbsp_count; |
diff --git a/arch/arm/plat-omap/include/mach/mmc.h b/arch/arm/plat-omap/include/mach/mmc.h index 031250f0280..73a9e15031b 100644 --- a/arch/arm/plat-omap/include/mach/mmc.h +++ b/arch/arm/plat-omap/include/mach/mmc.h | |||
| @@ -115,8 +115,9 @@ void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, | |||
| 115 | int nr_controllers); | 115 | int nr_controllers); |
| 116 | void omap2_init_mmc(struct omap_mmc_platform_data **mmc_data, | 116 | void omap2_init_mmc(struct omap_mmc_platform_data **mmc_data, |
| 117 | int nr_controllers); | 117 | int nr_controllers); |
| 118 | int omap_mmc_add(int id, unsigned long base, unsigned long size, | 118 | int omap_mmc_add(const char *name, int id, unsigned long base, |
| 119 | unsigned int irq, struct omap_mmc_platform_data *data); | 119 | unsigned long size, unsigned int irq, |
| 120 | struct omap_mmc_platform_data *data); | ||
| 120 | #else | 121 | #else |
| 121 | static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, | 122 | static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, |
| 122 | int nr_controllers) | 123 | int nr_controllers) |
| @@ -126,8 +127,9 @@ static inline void omap2_init_mmc(struct omap_mmc_platform_data **mmc_data, | |||
| 126 | int nr_controllers) | 127 | int nr_controllers) |
| 127 | { | 128 | { |
| 128 | } | 129 | } |
| 129 | static inline int omap_mmc_add(int id, unsigned long base, unsigned long size, | 130 | static inline int omap_mmc_add(const char *name, int id, unsigned long base, |
| 130 | unsigned int irq, struct omap_mmc_platform_data *data) | 131 | unsigned long size, unsigned int irq, |
| 132 | struct omap_mmc_platform_data *data) | ||
| 131 | { | 133 | { |
| 132 | return 0; | 134 | return 0; |
| 133 | } | 135 | } |
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index f2401a831f9..e5842e30e53 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c | |||
| @@ -214,6 +214,7 @@ EXPORT_SYMBOL(omap_mcbsp_set_io_type); | |||
| 214 | int omap_mcbsp_request(unsigned int id) | 214 | int omap_mcbsp_request(unsigned int id) |
| 215 | { | 215 | { |
| 216 | struct omap_mcbsp *mcbsp; | 216 | struct omap_mcbsp *mcbsp; |
| 217 | int i; | ||
| 217 | int err; | 218 | int err; |
| 218 | 219 | ||
| 219 | if (!omap_mcbsp_check_valid_id(id)) { | 220 | if (!omap_mcbsp_check_valid_id(id)) { |
| @@ -225,7 +226,8 @@ int omap_mcbsp_request(unsigned int id) | |||
| 225 | if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->request) | 226 | if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->request) |
| 226 | mcbsp->pdata->ops->request(id); | 227 | mcbsp->pdata->ops->request(id); |
| 227 | 228 | ||
| 228 | clk_enable(mcbsp->clk); | 229 | for (i = 0; i < mcbsp->num_clks; i++) |
| 230 | clk_enable(mcbsp->clks[i]); | ||
| 229 | 231 | ||
| 230 | spin_lock(&mcbsp->lock); | 232 | spin_lock(&mcbsp->lock); |
| 231 | if (!mcbsp->free) { | 233 | if (!mcbsp->free) { |
| @@ -276,6 +278,7 @@ EXPORT_SYMBOL(omap_mcbsp_request); | |||
| 276 | void omap_mcbsp_free(unsigned int id) | 278 | void omap_mcbsp_free(unsigned int id) |
| 277 | { | 279 | { |
| 278 | struct omap_mcbsp *mcbsp; | 280 | struct omap_mcbsp *mcbsp; |
| 281 | int i; | ||
| 279 | 282 | ||
| 280 | if (!omap_mcbsp_check_valid_id(id)) { | 283 | if (!omap_mcbsp_check_valid_id(id)) { |
| 281 | printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); | 284 | printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); |
| @@ -286,7 +289,8 @@ void omap_mcbsp_free(unsigned int id) | |||
| 286 | if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free) | 289 | if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free) |
| 287 | mcbsp->pdata->ops->free(id); | 290 | mcbsp->pdata->ops->free(id); |
| 288 | 291 | ||
| 289 | clk_disable(mcbsp->clk); | 292 | for (i = mcbsp->num_clks - 1; i >= 0; i--) |
| 293 | clk_disable(mcbsp->clks[i]); | ||
| 290 | 294 | ||
| 291 | spin_lock(&mcbsp->lock); | 295 | spin_lock(&mcbsp->lock); |
| 292 | if (mcbsp->free) { | 296 | if (mcbsp->free) { |
| @@ -872,6 +876,7 @@ static int __devinit omap_mcbsp_probe(struct platform_device *pdev) | |||
| 872 | struct omap_mcbsp_platform_data *pdata = pdev->dev.platform_data; | 876 | struct omap_mcbsp_platform_data *pdata = pdev->dev.platform_data; |
| 873 | struct omap_mcbsp *mcbsp; | 877 | struct omap_mcbsp *mcbsp; |
| 874 | int id = pdev->id - 1; | 878 | int id = pdev->id - 1; |
| 879 | int i; | ||
| 875 | int ret = 0; | 880 | int ret = 0; |
| 876 | 881 | ||
| 877 | if (!pdata) { | 882 | if (!pdata) { |
| @@ -916,14 +921,25 @@ static int __devinit omap_mcbsp_probe(struct platform_device *pdev) | |||
| 916 | mcbsp->dma_rx_sync = pdata->dma_rx_sync; | 921 | mcbsp->dma_rx_sync = pdata->dma_rx_sync; |
| 917 | mcbsp->dma_tx_sync = pdata->dma_tx_sync; | 922 | mcbsp->dma_tx_sync = pdata->dma_tx_sync; |
| 918 | 923 | ||
| 919 | if (pdata->clk_name) | 924 | if (pdata->num_clks) { |
| 920 | mcbsp->clk = clk_get(&pdev->dev, pdata->clk_name); | 925 | mcbsp->num_clks = pdata->num_clks; |
| 921 | if (IS_ERR(mcbsp->clk)) { | 926 | mcbsp->clks = kzalloc(mcbsp->num_clks * sizeof(struct clk *), |
| 922 | dev_err(&pdev->dev, | 927 | GFP_KERNEL); |
| 923 | "Invalid clock configuration for McBSP%d.\n", | 928 | if (!mcbsp->clks) { |
| 924 | mcbsp->id); | 929 | ret = -ENOMEM; |
| 925 | ret = PTR_ERR(mcbsp->clk); | 930 | goto exit; |
| 926 | goto err_clk; | 931 | } |
| 932 | for (i = 0; i < mcbsp->num_clks; i++) { | ||
| 933 | mcbsp->clks[i] = clk_get(&pdev->dev, pdata->clk_names[i]); | ||
| 934 | if (IS_ERR(mcbsp->clks[i])) { | ||
| 935 | dev_err(&pdev->dev, | ||
| 936 | "Invalid %s configuration for McBSP%d.\n", | ||
| 937 | pdata->clk_names[i], mcbsp->id); | ||
| 938 | ret = PTR_ERR(mcbsp->clks[i]); | ||
| 939 | goto err_clk; | ||
| 940 | } | ||
| 941 | } | ||
| 942 | |||
| 927 | } | 943 | } |
| 928 | 944 | ||
| 929 | mcbsp->pdata = pdata; | 945 | mcbsp->pdata = pdata; |
| @@ -932,6 +948,9 @@ static int __devinit omap_mcbsp_probe(struct platform_device *pdev) | |||
| 932 | return 0; | 948 | return 0; |
| 933 | 949 | ||
| 934 | err_clk: | 950 | err_clk: |
| 951 | while (i--) | ||
| 952 | clk_put(mcbsp->clks[i]); | ||
| 953 | kfree(mcbsp->clks); | ||
| 935 | iounmap(mcbsp->io_base); | 954 | iounmap(mcbsp->io_base); |
| 936 | err_ioremap: | 955 | err_ioremap: |
| 937 | mcbsp->free = 0; | 956 | mcbsp->free = 0; |
| @@ -942,6 +961,7 @@ exit: | |||
| 942 | static int __devexit omap_mcbsp_remove(struct platform_device *pdev) | 961 | static int __devexit omap_mcbsp_remove(struct platform_device *pdev) |
| 943 | { | 962 | { |
| 944 | struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev); | 963 | struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev); |
| 964 | int i; | ||
| 945 | 965 | ||
| 946 | platform_set_drvdata(pdev, NULL); | 966 | platform_set_drvdata(pdev, NULL); |
| 947 | if (mcbsp) { | 967 | if (mcbsp) { |
| @@ -950,12 +970,18 @@ static int __devexit omap_mcbsp_remove(struct platform_device *pdev) | |||
| 950 | mcbsp->pdata->ops->free) | 970 | mcbsp->pdata->ops->free) |
| 951 | mcbsp->pdata->ops->free(mcbsp->id); | 971 | mcbsp->pdata->ops->free(mcbsp->id); |
| 952 | 972 | ||
| 953 | clk_disable(mcbsp->clk); | 973 | for (i = mcbsp->num_clks - 1; i >= 0; i--) { |
| 954 | clk_put(mcbsp->clk); | 974 | clk_disable(mcbsp->clks[i]); |
| 975 | clk_put(mcbsp->clks[i]); | ||
| 976 | } | ||
| 955 | 977 | ||
| 956 | iounmap(mcbsp->io_base); | 978 | iounmap(mcbsp->io_base); |
| 957 | 979 | ||
| 958 | mcbsp->clk = NULL; | 980 | if (mcbsp->num_clks) { |
| 981 | kfree(mcbsp->clks); | ||
| 982 | mcbsp->clks = NULL; | ||
| 983 | mcbsp->num_clks = 0; | ||
| 984 | } | ||
| 959 | mcbsp->free = 0; | 985 | mcbsp->free = 0; |
| 960 | mcbsp->dev = NULL; | 986 | mcbsp->dev = NULL; |
| 961 | } | 987 | } |
