mirror of
https://github.com/smaeul/u-boot.git
synced 2025-11-19 18:32:35 +00:00
video: Drop unused lg4573 driver
This is not used since this commit: 3cf02f5ffa4 imx6: remove not longer supported aristainetos boards Drop the driver and Kconfig option. Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
Tom Rini
parent
8742abedcf
commit
721938e92f
@ -32,7 +32,6 @@ obj-y += ti/
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obj-$(CONFIG_ATMEL_HLCD) += atmel_hlcdfb.o
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obj-$(CONFIG_ATMEL_LCD) += atmel_lcdfb.o
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obj-$(CONFIG_IHS_VIDEO_OUT) += ihs_video_out.o
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obj-$(CONFIG_LG4573) += lg4573.o
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obj-$(CONFIG_LOGICORE_DP_TX) += logicore_dp_tx.o
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obj-$(CONFIG_NXP_TDA19988) += tda19988.o
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obj-$(CONFIG_OSD) += video_osd-uclass.o
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@ -1,331 +0,0 @@
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// SPDX-License-Identifier: GPL-2.0
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/*
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* LCD: LG4573, TFT 4.3", 480x800, RGB24
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* LCD initialization via SPI
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*
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*/
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#include <common.h>
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#include <backlight.h>
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#include <command.h>
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#include <display.h>
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#include <dm.h>
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#include <log.h>
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#include <dm/read.h>
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#include <dm/uclass-internal.h>
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#include <errno.h>
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#include <spi.h>
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#include <asm/gpio.h>
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#include <linux/delay.h>
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#define PWR_ON_DELAY_MSECS 120
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static int lb043wv_spi_write_u16(struct spi_slave *slave, u16 val)
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{
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unsigned short buf16 = htons(val);
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int ret = 0;
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ret = spi_xfer(slave, 16, &buf16, NULL,
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SPI_XFER_BEGIN | SPI_XFER_END);
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if (ret)
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debug("%s: Failed to send: %d\n", __func__, ret);
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return ret;
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}
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static void lb043wv_spi_write_u16_array(struct spi_slave *slave, u16 *buff,
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int size)
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{
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int i;
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for (i = 0; i < size; i++)
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lb043wv_spi_write_u16(slave, buff[i]);
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}
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static void lb043wv_display_mode_settings(struct spi_slave *slave)
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{
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static u16 display_mode_settings[] = {
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0x703A,
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0x7270,
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0x70B1,
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0x7208,
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0x723B,
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0x720F,
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0x70B2,
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0x7200,
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0x72C8,
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0x70B3,
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0x7200,
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0x70B4,
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0x7200,
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0x70B5,
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0x7242,
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0x7210,
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0x7210,
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0x7200,
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0x7220,
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0x70B6,
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0x720B,
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0x720F,
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0x723C,
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0x7213,
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0x7213,
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0x72E8,
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0x70B7,
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0x7246,
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0x7206,
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0x720C,
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0x7200,
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0x7200,
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};
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debug("transfer display mode settings\n");
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lb043wv_spi_write_u16_array(slave, display_mode_settings,
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ARRAY_SIZE(display_mode_settings));
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}
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static void lb043wv_power_settings(struct spi_slave *slave)
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{
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static u16 power_settings[] = {
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0x70C0,
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0x7201,
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0x7211,
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0x70C3,
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0x7207,
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0x7203,
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0x7204,
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0x7204,
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0x7204,
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0x70C4,
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0x7212,
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0x7224,
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0x7218,
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0x7218,
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0x7202,
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0x7249,
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0x70C5,
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0x726F,
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0x70C6,
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0x7241,
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0x7263,
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};
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debug("transfer power settings\n");
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lb043wv_spi_write_u16_array(slave, power_settings,
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ARRAY_SIZE(power_settings));
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}
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static void lb043wv_gamma_settings(struct spi_slave *slave)
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{
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static u16 gamma_settings[] = {
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0x70D0,
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0x7203,
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0x7207,
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0x7273,
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0x7235,
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0x7200,
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0x7201,
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0x7220,
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0x7200,
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0x7203,
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0x70D1,
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0x7203,
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0x7207,
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0x7273,
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0x7235,
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0x7200,
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0x7201,
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0x7220,
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0x7200,
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0x7203,
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0x70D2,
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0x7203,
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0x7207,
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0x7273,
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0x7235,
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0x7200,
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0x7201,
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0x7220,
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0x7200,
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0x7203,
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0x70D3,
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0x7203,
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0x7207,
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0x7273,
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0x7235,
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0x7200,
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0x7201,
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0x7220,
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0x7200,
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0x7203,
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0x70D4,
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0x7203,
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0x7207,
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0x7273,
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0x7235,
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0x7200,
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0x7201,
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0x7220,
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0x7200,
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0x7203,
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0x70D5,
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0x7203,
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0x7207,
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0x7273,
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0x7235,
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0x7200,
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0x7201,
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0x7220,
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0x7200,
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0x7203,
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};
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debug("transfer gamma settings\n");
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lb043wv_spi_write_u16_array(slave, gamma_settings,
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ARRAY_SIZE(gamma_settings));
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}
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static void lb043wv_display_on(struct spi_slave *slave)
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{
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static u16 sleep_out = 0x7011;
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static u16 display_on = 0x7029;
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lb043wv_spi_write_u16(slave, sleep_out);
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mdelay(PWR_ON_DELAY_MSECS);
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lb043wv_spi_write_u16(slave, display_on);
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}
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static int lg4573_spi_startup(struct spi_slave *slave)
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{
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int ret;
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ret = spi_claim_bus(slave);
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if (ret)
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return ret;
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lb043wv_display_mode_settings(slave);
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lb043wv_power_settings(slave);
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lb043wv_gamma_settings(slave);
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lb043wv_display_on(slave);
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spi_release_bus(slave);
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return 0;
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}
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static int do_lgset(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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struct spi_slave *slave;
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struct udevice *dev;
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int ret;
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ret = uclass_get_device_by_driver(UCLASS_DISPLAY,
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DM_DRIVER_GET(lg4573_lcd), &dev);
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if (ret) {
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printf("%s: Could not get lg4573 device\n", __func__);
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return ret;
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}
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slave = dev_get_parent_priv(dev);
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if (!slave) {
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printf("%s: No slave data\n", __func__);
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return -ENODEV;
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}
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lg4573_spi_startup(slave);
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return 0;
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}
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U_BOOT_CMD(
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lgset, 2, 1, do_lgset,
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"set lgdisplay",
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""
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);
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static int lg4573_bind(struct udevice *dev)
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{
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return 0;
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}
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static int lg4573_probe(struct udevice *dev)
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{
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return 0;
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}
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static const struct udevice_id lg4573_ids[] = {
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{ .compatible = "lg,lg4573" },
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{ }
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};
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struct lg4573_lcd_priv {
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struct display_timing timing;
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struct udevice *backlight;
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struct gpio_desc enable;
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int panel_bpp;
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u32 power_on_delay;
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};
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static int lg4573_lcd_read_timing(struct udevice *dev,
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struct display_timing *timing)
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{
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struct lg4573_lcd_priv *priv = dev_get_priv(dev);
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memcpy(timing, &priv->timing, sizeof(struct display_timing));
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return 0;
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}
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static int lg4573_lcd_enable(struct udevice *dev, int bpp,
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const struct display_timing *edid)
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{
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struct spi_slave *slave = dev_get_parent_priv(dev);
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struct lg4573_lcd_priv *priv = dev_get_priv(dev);
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int ret = 0;
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dm_gpio_set_value(&priv->enable, 1);
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ret = backlight_enable(priv->backlight);
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mdelay(priv->power_on_delay);
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lg4573_spi_startup(slave);
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return ret;
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};
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static const struct dm_display_ops lg4573_lcd_ops = {
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.read_timing = lg4573_lcd_read_timing,
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.enable = lg4573_lcd_enable,
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};
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static int lg4573_of_to_plat(struct udevice *dev)
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{
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struct lg4573_lcd_priv *priv = dev_get_priv(dev);
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int ret;
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ret = uclass_get_device_by_phandle(UCLASS_PANEL_BACKLIGHT, dev,
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"backlight", &priv->backlight);
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if (ret) {
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debug("%s: Cannot get backlight: ret=%d\n", __func__, ret);
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return log_ret(ret);
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}
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ret = gpio_request_by_name(dev, "enable-gpios", 0, &priv->enable,
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GPIOD_IS_OUT);
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if (ret) {
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debug("%s: Warning: cannot get enable GPIO: ret=%d\n",
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__func__, ret);
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if (ret != -ENOENT)
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return log_ret(ret);
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}
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priv->power_on_delay = dev_read_u32_default(dev, "power-on-delay", 10);
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return 0;
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}
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U_BOOT_DRIVER(lg4573_lcd) = {
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.name = "lg4573",
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.id = UCLASS_DISPLAY,
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.ops = &lg4573_lcd_ops,
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.of_to_plat = lg4573_of_to_plat,
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.of_match = lg4573_ids,
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.bind = lg4573_bind,
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.probe = lg4573_probe,
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.priv_auto = sizeof(struct lg4573_lcd_priv),
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};
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