Commit | Line | Data |
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f024ff10 DB |
1 | #ifndef MFD_TMIO_H |
2 | #define MFD_TMIO_H | |
3 | ||
c8be24c2 | 4 | #include <linux/device.h> |
b53cde35 | 5 | #include <linux/fb.h> |
64e8867b | 6 | #include <linux/io.h> |
c8be24c2 | 7 | #include <linux/jiffies.h> |
64e8867b | 8 | #include <linux/platform_device.h> |
7311bef0 | 9 | #include <linux/pm_runtime.h> |
b53cde35 | 10 | |
d3a2f718 IM |
11 | #define tmio_ioread8(addr) readb(addr) |
12 | #define tmio_ioread16(addr) readw(addr) | |
13 | #define tmio_ioread16_rep(r, b, l) readsw(r, b, l) | |
14 | #define tmio_ioread32(addr) \ | |
15 | (((u32) readw((addr))) | (((u32) readw((addr) + 2)) << 16)) | |
16 | ||
17 | #define tmio_iowrite8(val, addr) writeb((val), (addr)) | |
18 | #define tmio_iowrite16(val, addr) writew((val), (addr)) | |
19 | #define tmio_iowrite16_rep(r, b, l) writesw(r, b, l) | |
20 | #define tmio_iowrite32(val, addr) \ | |
21 | do { \ | |
22 | writew((val), (addr)); \ | |
23 | writew((val) >> 16, (addr) + 2); \ | |
24 | } while (0) | |
25 | ||
64e8867b IM |
26 | #define CNF_CMD 0x04 |
27 | #define CNF_CTL_BASE 0x10 | |
28 | #define CNF_INT_PIN 0x3d | |
29 | #define CNF_STOP_CLK_CTL 0x40 | |
30 | #define CNF_GCLK_CTL 0x41 | |
31 | #define CNF_SD_CLK_MODE 0x42 | |
32 | #define CNF_PIN_STATUS 0x44 | |
33 | #define CNF_PWR_CTL_1 0x48 | |
34 | #define CNF_PWR_CTL_2 0x49 | |
35 | #define CNF_PWR_CTL_3 0x4a | |
36 | #define CNF_CARD_DETECT_MODE 0x4c | |
37 | #define CNF_SD_SLOT 0x50 | |
38 | #define CNF_EXT_GCLK_CTL_1 0xf0 | |
39 | #define CNF_EXT_GCLK_CTL_2 0xf1 | |
40 | #define CNF_EXT_GCLK_CTL_3 0xf9 | |
41 | #define CNF_SD_LED_EN_1 0xfa | |
42 | #define CNF_SD_LED_EN_2 0xfe | |
43 | ||
44 | #define SDCREN 0x2 /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/ | |
45 | ||
46 | #define sd_config_write8(base, shift, reg, val) \ | |
47 | tmio_iowrite8((val), (base) + ((reg) << (shift))) | |
48 | #define sd_config_write16(base, shift, reg, val) \ | |
49 | tmio_iowrite16((val), (base) + ((reg) << (shift))) | |
50 | #define sd_config_write32(base, shift, reg, val) \ | |
51 | do { \ | |
52 | tmio_iowrite16((val), (base) + ((reg) << (shift))); \ | |
53 | tmio_iowrite16((val) >> 16, (base) + ((reg + 2) << (shift))); \ | |
54 | } while (0) | |
55 | ||
ac8fb3e8 GL |
56 | /* tmio MMC platform flags */ |
57 | #define TMIO_MMC_WRPROTECT_DISABLE (1 << 0) | |
f1334fb3 YG |
58 | /* |
59 | * Some controllers can support a 2-byte block size when the bus width | |
60 | * is configured in 4-bit mode. | |
61 | */ | |
62 | #define TMIO_MMC_BLKSZ_2BYTES (1 << 1) | |
845ecd20 AH |
63 | /* |
64 | * Some controllers can support SDIO IRQ signalling. | |
65 | */ | |
66 | #define TMIO_MMC_SDIO_IRQ (1 << 2) | |
7311bef0 GL |
67 | /* |
68 | * Some platforms can detect card insertion events with controller powered | |
c8be24c2 GL |
69 | * down, using a GPIO IRQ, in which case they have to fill in cd_irq, cd_gpio, |
70 | * and cd_flags fields of struct tmio_mmc_data. | |
7311bef0 GL |
71 | */ |
72 | #define TMIO_MMC_HAS_COLD_CD (1 << 3) | |
973ed3af SH |
73 | /* |
74 | * Some controllers require waiting for the SD bus to become | |
75 | * idle before writing to some registers. | |
76 | */ | |
77 | #define TMIO_MMC_HAS_IDLE_WAIT (1 << 4) | |
c8be24c2 GL |
78 | /* |
79 | * A GPIO is used for card hotplug detection. We need an extra flag for this, | |
80 | * because 0 is a valid GPIO number too, and requiring users to specify | |
81 | * cd_gpio < 0 to disable GPIO hotplug would break backwards compatibility. | |
82 | */ | |
83 | #define TMIO_MMC_USE_GPIO_CD (1 << 5) | |
ac8fb3e8 | 84 | |
64e8867b IM |
85 | int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); |
86 | int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); | |
87 | void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state); | |
88 | void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state); | |
89 | ||
42a45339 GL |
90 | struct tmio_mmc_dma { |
91 | void *chan_priv_tx; | |
92 | void *chan_priv_rx; | |
93173054 | 93 | int alignment_shift; |
42a45339 GL |
94 | }; |
95 | ||
973ed3af SH |
96 | struct tmio_mmc_host; |
97 | ||
f0e46cc4 PZ |
98 | /* |
99 | * data for the MMC controller | |
100 | */ | |
101 | struct tmio_mmc_data { | |
707f0b2f | 102 | unsigned int hclk; |
b741d440 | 103 | unsigned long capabilities; |
02cb3221 | 104 | unsigned long capabilities2; |
ac8fb3e8 | 105 | unsigned long flags; |
a2b14dc9 | 106 | u32 ocr_mask; /* available voltages */ |
42a45339 | 107 | struct tmio_mmc_dma *dma; |
7311bef0 | 108 | struct device *dev; |
c8be24c2 | 109 | unsigned int cd_gpio; |
64e8867b IM |
110 | void (*set_pwr)(struct platform_device *host, int state); |
111 | void (*set_clk_div)(struct platform_device *host, int state); | |
19ca7502 | 112 | int (*get_cd)(struct platform_device *host); |
973ed3af | 113 | int (*write16_hook)(struct tmio_mmc_host *host, int addr); |
8c102a96 GL |
114 | /* clock management callbacks */ |
115 | int (*clk_enable)(struct platform_device *pdev, unsigned int *f); | |
116 | void (*clk_disable)(struct platform_device *pdev); | |
f0e46cc4 PZ |
117 | }; |
118 | ||
c8be24c2 GL |
119 | /* |
120 | * This function is deprecated and will be removed soon. Please, convert your | |
121 | * platform to use drivers/mmc/core/cd-gpio.c | |
122 | */ | |
123 | #include <linux/mmc/host.h> | |
7311bef0 GL |
124 | static inline void tmio_mmc_cd_wakeup(struct tmio_mmc_data *pdata) |
125 | { | |
c8be24c2 GL |
126 | if (pdata) |
127 | mmc_detect_change(dev_get_drvdata(pdata->dev), | |
128 | msecs_to_jiffies(100)); | |
7311bef0 GL |
129 | } |
130 | ||
f024ff10 DB |
131 | /* |
132 | * data for the NAND controller | |
133 | */ | |
134 | struct tmio_nand_data { | |
135 | struct nand_bbt_descr *badblock_pattern; | |
136 | struct mtd_partition *partition; | |
137 | unsigned int num_partitions; | |
138 | }; | |
139 | ||
b53cde35 DB |
140 | #define FBIO_TMIO_ACC_WRITE 0x7C639300 |
141 | #define FBIO_TMIO_ACC_SYNC 0x7C639301 | |
142 | ||
143 | struct tmio_fb_data { | |
144 | int (*lcd_set_power)(struct platform_device *fb_dev, | |
145 | bool on); | |
146 | int (*lcd_mode)(struct platform_device *fb_dev, | |
147 | const struct fb_videomode *mode); | |
148 | int num_modes; | |
149 | struct fb_videomode *modes; | |
150 | ||
151 | /* in mm: size of screen */ | |
152 | int height; | |
153 | int width; | |
154 | }; | |
155 | ||
156 | ||
f024ff10 | 157 | #endif |