drivers/leds/leds-mlxcpld.c

46 #define MLXPLAT_CPLD_LPC_REG_BASE_ADRR     0x2500 /* LPC bus access */
49 #define MLXCPLD_LED_OFFSET_HALF		0x01 /* Offset from solid: 3Hz blink */
50 #define MLXCPLD_LED_OFFSET_FULL		0x02 /* Offset from solid: 6Hz blink */
51 #define MLXCPLD_LED_IS_OFF		0x00 /* Off */
52 #define MLXCPLD_LED_RED_STATIC_ON	0x05 /* Solid red */
57 #define MLXCPLD_LED_GREEN_STATIC_ON	0x0D /* Solid green */
129 		0x21, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, 1,
133 		0x21, 0xf0, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
137 		0x21, 0x0f, MLXCPLD_LED_GREEN_STATIC_ON, 1,
141 		0x21, 0x0f, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
145 		0x22, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, 1,
149 		0x22, 0xf0, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
153 		0x22, 0x0f, MLXCPLD_LED_GREEN_STATIC_ON, 1,
157 		0x22, 0x0f, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
161 		0x20, 0x0f, MLXCPLD_LED_GREEN_STATIC_ON, 1,
165 		0x20, 0x0f, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
169 		0x20, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, 1,
173 		0x20, 0xf0, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
181 		0x21, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, 1,
185 		0x21, 0xf0, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
189 		0x23, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, 1,
193 		0x23, 0xf0, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
197 		0x23, 0x0f, MLXCPLD_LED_GREEN_STATIC_ON, 1,
201 		0x23, 0x0f, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
205 		0x20, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, 1,
209 		0x20, 0xf0, MLXCPLD_LED_RED_STATIC_ON, LED_OFF,
213 		0x24, 0xf0, MLXCPLD_LED_GREEN_STATIC_ON, LED_OFF,
251 	if (rw_flag == 0)  in mlxcpld_led_bus_access_func()
264 	 * Parameter vset provides color code: 0x0 for off, 0x5 for solid red,  in mlxcpld_led_store_hw()
265 	 * 0x6 for 3Hz blink red, 0xd for solid green, 0xe for 3Hz blink  in mlxcpld_led_store_hw()
268 	 * 0xf0 - lower nibble is to be used (bits from 0 to 3), mask 0x0f -  in mlxcpld_led_store_hw()
274 	nib = (mask == 0xf0) ? vset : (vset << 4);  in mlxcpld_led_store_hw()
276 	mlxcpld_led_bus_access_func(MLXPLAT_CPLD_LPC_REG_BASE_ADRR, off, 0,  in mlxcpld_led_store_hw()
306 	if (!(*delay_on == 0 && *delay_off == 0) &&  in mlxcpld_led_blink_set()
322 	return 0;  in mlxcpld_led_blink_set()
338 	for (i = 0; i < cpld->num_led_instances; i++) {  in mlxcpld_led_config()
359 	return 0;  in mlxcpld_led_config()
407 	pdev = platform_device_register_simple(KBUILD_MODNAME, -1, NULL, 0);  in mlxcpld_led_init()