18 #define HX8357_SWRESET			0x01
19 #define HX8357_GET_RED_CHANNEL		0x06
20 #define HX8357_GET_GREEN_CHANNEL	0x07
21 #define HX8357_GET_BLUE_CHANNEL		0x08
22 #define HX8357_GET_POWER_MODE		0x0a
23 #define HX8357_GET_MADCTL		0x0b
24 #define HX8357_GET_PIXEL_FORMAT		0x0c
25 #define HX8357_GET_DISPLAY_MODE		0x0d
26 #define HX8357_GET_SIGNAL_MODE		0x0e
27 #define HX8357_GET_DIAGNOSTIC_RESULT	0x0f
28 #define HX8357_ENTER_SLEEP_MODE		0x10
29 #define HX8357_EXIT_SLEEP_MODE		0x11
30 #define HX8357_ENTER_PARTIAL_MODE	0x12
31 #define HX8357_ENTER_NORMAL_MODE	0x13
32 #define HX8357_EXIT_INVERSION_MODE	0x20
33 #define HX8357_ENTER_INVERSION_MODE	0x21
34 #define HX8357_SET_DISPLAY_OFF		0x28
35 #define HX8357_SET_DISPLAY_ON		0x29
36 #define HX8357_SET_COLUMN_ADDRESS	0x2a
37 #define HX8357_SET_PAGE_ADDRESS		0x2b
38 #define HX8357_WRITE_MEMORY_START	0x2c
39 #define HX8357_READ_MEMORY_START	0x2e
40 #define HX8357_SET_PARTIAL_AREA		0x30
41 #define HX8357_SET_SCROLL_AREA		0x33
42 #define HX8357_SET_TEAR_OFF		0x34
43 #define HX8357_SET_TEAR_ON		0x35
44 #define HX8357_SET_ADDRESS_MODE		0x36
45 #define HX8357_SET_SCROLL_START		0x37
46 #define HX8357_EXIT_IDLE_MODE		0x38
47 #define HX8357_ENTER_IDLE_MODE		0x39
48 #define HX8357_SET_PIXEL_FORMAT		0x3a
49 #define HX8357_SET_PIXEL_FORMAT_DBI_3BIT	(0x1)
50 #define HX8357_SET_PIXEL_FORMAT_DBI_16BIT	(0x5)
51 #define HX8357_SET_PIXEL_FORMAT_DBI_18BIT	(0x6)
52 #define HX8357_SET_PIXEL_FORMAT_DPI_3BIT	(0x1 << 4)
53 #define HX8357_SET_PIXEL_FORMAT_DPI_16BIT	(0x5 << 4)
54 #define HX8357_SET_PIXEL_FORMAT_DPI_18BIT	(0x6 << 4)
55 #define HX8357_WRITE_MEMORY_CONTINUE	0x3c
56 #define HX8357_READ_MEMORY_CONTINUE	0x3e
57 #define HX8357_SET_TEAR_SCAN_LINES	0x44
58 #define HX8357_GET_SCAN_LINES		0x45
59 #define HX8357_READ_DDB_START		0xa1
60 #define HX8357_SET_DISPLAY_MODE		0xb4
61 #define HX8357_SET_DISPLAY_MODE_RGB_THROUGH	(0x3)
63 #define HX8357_SET_PANEL_DRIVING	0xc0
64 #define HX8357_SET_DISPLAY_FRAME	0xc5
65 #define HX8357_SET_RGB			0xc6
67 #define HX8357_SET_GAMMA		0xc8
68 #define HX8357_SET_POWER		0xd0
69 #define HX8357_SET_VCOM			0xd1
70 #define HX8357_SET_POWER_NORMAL		0xd2
71 #define HX8357_SET_PANEL_RELATED	0xe9
73 #define HX8369_SET_DISPLAY_BRIGHTNESS		0x51
74 #define HX8369_WRITE_CABC_DISPLAY_VALUE		0x53
75 #define HX8369_WRITE_CABC_BRIGHT_CTRL		0x55
76 #define HX8369_WRITE_CABC_MIN_BRIGHTNESS	0x5e
77 #define HX8369_SET_POWER			0xb1
78 #define HX8369_SET_DISPLAY_MODE			0xb2
79 #define HX8369_SET_DISPLAY_WAVEFORM_CYC		0xb4
80 #define HX8369_SET_VCOM				0xb6
81 #define HX8369_SET_EXTENSION_COMMAND		0xb9
82 #define HX8369_SET_GIP				0xd5
83 #define HX8369_SET_GAMMA_CURVE_RELATED		0xe0
93 	HX8357_SET_POWER, 0x44, 0x41, 0x06,
97 	HX8357_SET_VCOM, 0x40, 0x10,
101 	HX8357_SET_POWER_NORMAL, 0x05, 0x12,
105 	HX8357_SET_PANEL_DRIVING, 0x14, 0x3b, 0x00, 0x02, 0x11,
109 	HX8357_SET_DISPLAY_FRAME, 0x0c,
113 	HX8357_SET_PANEL_RELATED, 0x01,
117 	0xea, 0x03, 0x00, 0x00,
121 	0xeb, 0x40, 0x54, 0x26, 0xdb,
125 	HX8357_SET_GAMMA, 0x00, 0x15, 0x00, 0x22, 0x00,
126 	0x08, 0x77, 0x26, 0x77, 0x22, 0x04, 0x00,
130 	HX8357_SET_ADDRESS_MODE, 0xc0,
140 	HX8357_SET_COLUMN_ADDRESS, 0x00, 0x00, 0x01, 0x3f,
144 	HX8357_SET_PAGE_ADDRESS, 0x00, 0x00, 0x01, 0xdf,
148 	HX8357_SET_RGB, 0x02,
158 	HX8369_WRITE_CABC_MIN_BRIGHTNESS, 0x00,
162 	HX8369_WRITE_CABC_DISPLAY_VALUE, 0x24,
166 	HX8369_SET_DISPLAY_BRIGHTNESS, 0xFF,
170 	HX8369_WRITE_CABC_BRIGHT_CTRL, 0x02,
174 	HX8369_SET_EXTENSION_COMMAND, 0xff, 0x83, 0x69,
178 	HX8369_SET_DISPLAY_MODE, 0x00, 0x2b, 0x03, 0x03, 0x70, 0x00,
179 	0xff, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, 0x00,	0x01,
183 	HX8369_SET_DISPLAY_WAVEFORM_CYC, 0x0a, 0x1d, 0x80, 0x06, 0x02,
187 	HX8357_SET_ADDRESS_MODE, 0x00,
191 	HX8369_SET_VCOM, 0x3e, 0x3e,
195 	HX8369_SET_GIP, 0x00, 0x01, 0x03, 0x25, 0x01, 0x02, 0x28, 0x70,
196 	0x11, 0x13, 0x00, 0x00, 0x40, 0x26, 0x51, 0x37, 0x00, 0x00, 0x71,
197 	0x35, 0x60, 0x24, 0x07, 0x0f, 0x04, 0x04,
201 	HX8369_SET_POWER, 0x01, 0x00, 0x34, 0x03, 0x00, 0x11, 0x11, 0x32,
202 	0x2f, 0x3f, 0x3f, 0x01, 0x3a, 0x01, 0xe6, 0xe6, 0xe6, 0xe6, 0xe6,
206 	HX8369_SET_GAMMA_CURVE_RELATED, 0x00, 0x0d, 0x19, 0x2f, 0x3b, 0x3d,
207 	0x2e, 0x4a, 0x08, 0x0e, 0x0f, 0x14, 0x16, 0x14, 0x14, 0x14, 0x1e,
208 	0x00, 0x0d, 0x19, 0x2f, 0x3b, 0x3d, 0x2e, 0x4a, 0x08, 0x0e, 0x0f,
209 	0x14, 0x16, 0x14, 0x14, 0x14, 0x1e,
220 	int ret = 0;  in hx8357_spi_write_then_read()
222 	memset(xfer, 0, sizeof(xfer));  in hx8357_spi_write_then_read()
233 		for (i = 0; i < txlen; i++) {  in hx8357_spi_write_then_read()
235 			if (i > 0)  in hx8357_spi_write_then_read()
239 		xfer[0].len = 2 * txlen;  in hx8357_spi_write_then_read()
240 		xfer[0].bits_per_word = 9;  in hx8357_spi_write_then_read()
241 		xfer[0].tx_buf = local_txbuf;  in hx8357_spi_write_then_read()
242 		spi_message_add_tail(&xfer[0], &msg);  in hx8357_spi_write_then_read()
253 	if (ret < 0)  in hx8357_spi_write_then_read()
265 	return hx8357_spi_write_then_read(lcdev, value, len, NULL, 0);  in hx8357_spi_write_array()
271 	return hx8357_spi_write_then_read(lcdev, &value, 1, NULL, 0);  in hx8357_spi_write_byte()
279 	if (ret < 0)  in hx8357_enter_standby()
285 	if (ret < 0)  in hx8357_enter_standby()
294 	return 0;  in hx8357_enter_standby()
302 	if (ret < 0)  in hx8357_exit_standby()
312 	if (ret < 0)  in hx8357_exit_standby()
315 	return 0;  in hx8357_exit_standby()
323 	gpiod_set_value(lcd->reset, 0);  in hx8357_lcd_reset()
327 	gpiod_set_value(lcd->reset, 0);  in hx8357_lcd_reset()
343 		gpiod_set_value_cansleep(lcd->im_pins->desc[0], 1);  in hx8357_lcd_init()
344 		gpiod_set_value_cansleep(lcd->im_pins->desc[1], 0);  in hx8357_lcd_init()
350 	if (ret < 0)  in hx8357_lcd_init()
355 	if (ret < 0)  in hx8357_lcd_init()
360 	if (ret < 0)  in hx8357_lcd_init()
365 	if (ret < 0)  in hx8357_lcd_init()
370 	if (ret < 0)  in hx8357_lcd_init()
375 	if (ret < 0)  in hx8357_lcd_init()
380 	if (ret < 0)  in hx8357_lcd_init()
385 	if (ret < 0)  in hx8357_lcd_init()
390 	if (ret < 0)  in hx8357_lcd_init()
395 	if (ret < 0)  in hx8357_lcd_init()
400 	if (ret < 0)  in hx8357_lcd_init()
405 	if (ret < 0)  in hx8357_lcd_init()
410 	if (ret < 0)  in hx8357_lcd_init()
415 	if (ret < 0)  in hx8357_lcd_init()
420 	if (ret < 0)  in hx8357_lcd_init()
424 	if (ret < 0)  in hx8357_lcd_init()
433 	if (ret < 0)  in hx8357_lcd_init()
439 	if (ret < 0)  in hx8357_lcd_init()
442 	return 0;  in hx8357_lcd_init()
451 	if (ret < 0)  in hx8369_lcd_init()
457 	if (ret < 0)  in hx8369_lcd_init()
462 	if (ret < 0)  in hx8369_lcd_init()
467 	if (ret < 0)  in hx8369_lcd_init()
472 	if (ret < 0)  in hx8369_lcd_init()
477 	if (ret < 0)  in hx8369_lcd_init()
482 	if (ret < 0)  in hx8369_lcd_init()
486 	if (ret < 0)  in hx8369_lcd_init()
496 	if (ret < 0)  in hx8369_lcd_init()
500 	if (ret < 0)  in hx8369_lcd_init()
506 	if (ret < 0)  in hx8369_lcd_init()
513 	if (ret < 0)  in hx8369_lcd_init()
519 	if (ret < 0)  in hx8369_lcd_init()
525 	if (ret < 0)  in hx8369_lcd_init()
529 	if (ret < 0)  in hx8369_lcd_init()
532 	return 0;  in hx8369_lcd_init()
540 	int ret = 0;  in hx8357_set_power()
547 	if (ret == 0)  in hx8357_set_power()
582 	if (ret < 0)  in hx8357_probe()
603 		for (i = 0; i < HX8357_NUM_IM_PINS; i++)  in hx8357_probe()
622 	return 0;  in hx8357_probe()