This is not used since this commit:
76386d6195a arm: Remove cm_t35 board
Drop the driver and Kconfig option.
Signed-off-by: Simon Glass sjg@chromium.org ---
(no changes since v1)
drivers/video/Makefile | 1 - drivers/video/scf0403_lcd.c | 297 ------------------------------------ include/scf0403_lcd.h | 10 -- 3 files changed, 308 deletions(-) delete mode 100644 drivers/video/scf0403_lcd.c delete mode 100644 include/scf0403_lcd.h
diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 12b68cdd068..ce2d61d56bc 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -34,7 +34,6 @@ obj-$(CONFIG_LOGICORE_DP_TX) += logicore_dp_tx.o obj-$(CONFIG_NXP_TDA19988) += tda19988.o obj-$(CONFIG_OSD) += video_osd-uclass.o obj-$(CONFIG_SANDBOX_OSD) += sandbox_osd.o -obj-$(CONFIG_SCF0403_LCD) += scf0403_lcd.o obj-$(CONFIG_VIDEO_ARM_MALIDP) += mali_dp.o obj-$(CONFIG_VIDEO_BCM2835) += bcm2835.o obj-$(CONFIG_VIDEO_BROADWELL_IGD) += broadwell_igd.o diff --git a/drivers/video/scf0403_lcd.c b/drivers/video/scf0403_lcd.c deleted file mode 100644 index 54f0f88b4c9..00000000000 --- a/drivers/video/scf0403_lcd.c +++ /dev/null @@ -1,297 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * scf0403.c -- support for DataImage SCF0403 LCD - * - * Copyright (c) 2013 Adapted from Linux driver: - * Copyright (c) 2012 Anders Electronics plc. All Rights Reserved. - * Copyright (c) 2012 CompuLab, Ltd - * Dmitry Lifshitz lifshitz@compulab.co.il - * Ilya Ledvich ilya@compulab.co.il - * Inspired by Alberto Panizzo maramaopercheseimorto@gmail.com & - * Marek Vasut work in l4f00242t03.c - * - * U-Boot port: Nikita Kiryanov nikita@compulab.co.il - */ - -#include <common.h> -#include <malloc.h> -#include <asm/gpio.h> -#include <spi.h> -#include <linux/delay.h> - -struct scf0403_cmd { - u16 cmd; - u16 *params; - int count; -}; - -struct scf0403_initseq_entry { - struct scf0403_cmd cmd; - int delay_ms; -}; - -struct scf0403_priv { - struct spi_slave *spi; - unsigned int reset_gpio; - u32 rddid; - struct scf0403_initseq_entry *init_seq; - int seq_size; -}; - -struct scf0403_priv priv; - -#define SCF0403852GGU04_ID 0x000080 - -/* SCF0403526GGU20 model commands parameters */ -static u16 extcmd_params_sn20[] = {0xff, 0x98, 0x06}; -static u16 spiinttype_params_sn20[] = {0x60}; -static u16 bc_params_sn20[] = { - 0x01, 0x10, 0x61, 0x74, 0x01, 0x01, 0x1B, - 0x12, 0x71, 0x00, 0x00, 0x00, 0x01, 0x01, - 0x05, 0x00, 0xFF, 0xF2, 0x01, 0x00, 0x40, -}; -static u16 bd_params_sn20[] = {0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67}; -static u16 be_params_sn20[] = { - 0x01, 0x22, 0x22, 0xBA, 0xDC, 0x26, 0x28, 0x22, 0x22, -}; -static u16 vcom_params_sn20[] = {0x74}; -static u16 vmesur_params_sn20[] = {0x7F, 0x0F, 0x00}; -static u16 powerctl_params_sn20[] = {0x03, 0x0b, 0x00}; -static u16 lvglvolt_params_sn20[] = {0x08}; -static u16 engsetting_params_sn20[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x20}; -static u16 dispfunc_params_sn20[] = {0xa0}; -static u16 dvddvolt_params_sn20[] = {0x74}; -static u16 dispinv_params_sn20[] = {0x00, 0x00, 0x00}; -static u16 panelres_params_sn20[] = {0x82}; -static u16 framerate_params_sn20[] = {0x00, 0x13, 0x13}; -static u16 timing_params_sn20[] = {0x80, 0x05, 0x40, 0x28}; -static u16 powerctl2_params_sn20[] = {0x17, 0x75, 0x79, 0x20}; -static u16 memaccess_params_sn20[] = {0x00}; -static u16 pixfmt_params_sn20[] = {0x66}; -static u16 pgamma_params_sn20[] = { - 0x00, 0x03, 0x0b, 0x0c, 0x0e, 0x08, 0xc5, 0x04, - 0x08, 0x0c, 0x13, 0x11, 0x11, 0x14, 0x0c, 0x10, -}; -static u16 ngamma_params_sn20[] = { - 0x00, 0x0d, 0x11, 0x0c, 0x0c, 0x04, 0x76, 0x03, - 0x08, 0x0b, 0x16, 0x10, 0x0d, 0x16, 0x0a, 0x00, -}; -static u16 tearing_params_sn20[] = {0x00}; - -/* SCF0403852GGU04 model commands parameters */ -static u16 memaccess_params_sn04[] = {0x08}; -static u16 pixfmt_params_sn04[] = {0x66}; -static u16 modectl_params_sn04[] = {0x01}; -static u16 dispfunc_params_sn04[] = {0x22, 0xe2, 0xFF, 0x04}; -static u16 vcom_params_sn04[] = {0x00, 0x6A}; -static u16 pgamma_params_sn04[] = { - 0x00, 0x07, 0x0d, 0x10, 0x13, 0x19, 0x0f, 0x0c, - 0x05, 0x08, 0x06, 0x13, 0x0f, 0x30, 0x20, 0x1f, -}; -static u16 ngamma_params_sn04[] = { - 0x1F, 0x20, 0x30, 0x0F, 0x13, 0x06, 0x08, 0x05, - 0x0C, 0x0F, 0x19, 0x13, 0x10, 0x0D, 0x07, 0x00, -}; -static u16 dispinv_params_sn04[] = {0x02}; - -/* Common commands */ -static struct scf0403_cmd scf0403_cmd_slpout = {0x11, NULL, 0}; -static struct scf0403_cmd scf0403_cmd_dison = {0x29, NULL, 0}; - -/* SCF0403852GGU04 init sequence */ -static struct scf0403_initseq_entry scf0403_initseq_sn04[] = { - {{0x36, memaccess_params_sn04, ARRAY_SIZE(memaccess_params_sn04)}, 0}, - {{0x3A, pixfmt_params_sn04, ARRAY_SIZE(pixfmt_params_sn04)}, 0}, - {{0xB6, dispfunc_params_sn04, ARRAY_SIZE(dispfunc_params_sn04)}, 0}, - {{0xC5, vcom_params_sn04, ARRAY_SIZE(vcom_params_sn04)}, 0}, - {{0xE0, pgamma_params_sn04, ARRAY_SIZE(pgamma_params_sn04)}, 0}, - {{0xE1, ngamma_params_sn04, ARRAY_SIZE(ngamma_params_sn04)}, 20}, - {{0xB0, modectl_params_sn04, ARRAY_SIZE(modectl_params_sn04)}, 0}, - {{0xB4, dispinv_params_sn04, ARRAY_SIZE(dispinv_params_sn04)}, 100}, -}; - -/* SCF0403526GGU20 init sequence */ -static struct scf0403_initseq_entry scf0403_initseq_sn20[] = { - {{0xff, extcmd_params_sn20, ARRAY_SIZE(extcmd_params_sn20)}, 0}, - {{0xba, spiinttype_params_sn20, ARRAY_SIZE(spiinttype_params_sn20)}, 0}, - {{0xbc, bc_params_sn20, ARRAY_SIZE(bc_params_sn20)}, 0}, - {{0xbd, bd_params_sn20, ARRAY_SIZE(bd_params_sn20)}, 0}, - {{0xbe, be_params_sn20, ARRAY_SIZE(be_params_sn20)}, 0}, - {{0xc7, vcom_params_sn20, ARRAY_SIZE(vcom_params_sn20)}, 0}, - {{0xed, vmesur_params_sn20, ARRAY_SIZE(vmesur_params_sn20)}, 0}, - {{0xc0, powerctl_params_sn20, ARRAY_SIZE(powerctl_params_sn20)}, 0}, - {{0xfc, lvglvolt_params_sn20, ARRAY_SIZE(lvglvolt_params_sn20)}, 0}, - {{0xb6, dispfunc_params_sn20, ARRAY_SIZE(dispfunc_params_sn20)}, 0}, - {{0xdf, engsetting_params_sn20, ARRAY_SIZE(engsetting_params_sn20)}, 0}, - {{0xf3, dvddvolt_params_sn20, ARRAY_SIZE(dvddvolt_params_sn20)}, 0}, - {{0xb4, dispinv_params_sn20, ARRAY_SIZE(dispinv_params_sn20)}, 0}, - {{0xf7, panelres_params_sn20, ARRAY_SIZE(panelres_params_sn20)}, 0}, - {{0xb1, framerate_params_sn20, ARRAY_SIZE(framerate_params_sn20)}, 0}, - {{0xf2, timing_params_sn20, ARRAY_SIZE(timing_params_sn20)}, 0}, - {{0xc1, powerctl2_params_sn20, ARRAY_SIZE(powerctl2_params_sn20)}, 0}, - {{0x36, memaccess_params_sn20, ARRAY_SIZE(memaccess_params_sn20)}, 0}, - {{0x3a, pixfmt_params_sn20, ARRAY_SIZE(pixfmt_params_sn20)}, 0}, - {{0xe0, pgamma_params_sn20, ARRAY_SIZE(pgamma_params_sn20)}, 0}, - {{0xe1, ngamma_params_sn20, ARRAY_SIZE(ngamma_params_sn20)}, 0}, - {{0x35, tearing_params_sn20, ARRAY_SIZE(tearing_params_sn20)}, 0}, -}; - -static void scf0403_gpio_reset(unsigned int gpio) -{ - if (!gpio_is_valid(gpio)) - return; - - gpio_set_value(gpio, 1); - mdelay(100); - gpio_set_value(gpio, 0); - mdelay(40); - gpio_set_value(gpio, 1); - mdelay(100); -} - -static int scf0403_spi_read_rddid(struct spi_slave *spi, u32 *rddid) -{ - int error = 0; - u8 ids_buf = 0x00; - u16 dummy_buf = 0x00; - u16 cmd = 0x04; - - error = spi_set_wordlen(spi, 9); - if (error) - return error; - - /* Here 9 bits required to transmit a command */ - error = spi_xfer(spi, 9, &cmd, NULL, SPI_XFER_ONCE); - if (error) - return error; - - /* - * Here 8 + 1 bits required to arrange extra clock cycle - * before the first data bit. - * According to the datasheet - first parameter is the dummy data. - */ - error = spi_xfer(spi, 9, NULL, &dummy_buf, SPI_XFER_ONCE); - if (error) - return error; - - error = spi_set_wordlen(spi, 8); - if (error) - return error; - - /* Read rest of the data */ - error = spi_xfer(spi, 8, NULL, &ids_buf, SPI_XFER_ONCE); - if (error) - return error; - - *rddid = ids_buf; - - return 0; -} - -static int scf0403_spi_transfer(struct spi_slave *spi, struct scf0403_cmd *cmd) -{ - int i, error; - u32 command = cmd->cmd; - u32 msg; - - error = spi_set_wordlen(spi, 9); - if (error) - return error; - - error = spi_xfer(spi, 9, &command, NULL, SPI_XFER_ONCE); - if (error) - return error; - - for (i = 0; i < cmd->count; i++) { - msg = (cmd->params[i] | 0x100); - error = spi_xfer(spi, 9, &msg, NULL, SPI_XFER_ONCE); - if (error) - return error; - } - - return 0; -} - -static void scf0403_lcd_init(struct scf0403_priv *priv) -{ - int i; - - /* reset LCD */ - scf0403_gpio_reset(priv->reset_gpio); - - for (i = 0; i < priv->seq_size; i++) { - if (scf0403_spi_transfer(priv->spi, &priv->init_seq[i].cmd) < 0) - puts("SPI transfer failed\n"); - - mdelay(priv->init_seq[i].delay_ms); - } -} - -static int scf0403_request_reset_gpio(unsigned gpio) -{ - int err = gpio_request(gpio, "lcd reset"); - - if (err) - return err; - - err = gpio_direction_output(gpio, 0); - if (err) - gpio_free(gpio); - - return err; -} - -int scf0403_init(int reset_gpio) -{ - int error; - - if (gpio_is_valid(reset_gpio)) { - error = scf0403_request_reset_gpio(reset_gpio); - if (error) { - printf("Failed requesting reset GPIO%d: %d\n", - reset_gpio, error); - return error; - } - } - - priv.reset_gpio = reset_gpio; - priv.spi = spi_setup_slave(3, 0, 1000000, SPI_MODE_0); - error = spi_claim_bus(priv.spi); - if (error) - goto bus_claim_fail; - - /* reset LCD */ - scf0403_gpio_reset(reset_gpio); - - error = scf0403_spi_read_rddid(priv.spi, &priv.rddid); - if (error) { - puts("IDs read failed\n"); - goto readid_fail; - } - - if (priv.rddid == SCF0403852GGU04_ID) { - priv.init_seq = scf0403_initseq_sn04; - priv.seq_size = ARRAY_SIZE(scf0403_initseq_sn04); - } else { - priv.init_seq = scf0403_initseq_sn20; - priv.seq_size = ARRAY_SIZE(scf0403_initseq_sn20); - } - - scf0403_lcd_init(&priv); - - /* Start operation */ - scf0403_spi_transfer(priv.spi, &scf0403_cmd_dison); - mdelay(100); - scf0403_spi_transfer(priv.spi, &scf0403_cmd_slpout); - spi_release_bus(priv.spi); - - return 0; - -readid_fail: - spi_release_bus(priv.spi); -bus_claim_fail: - if (gpio_is_valid(priv.reset_gpio)) - gpio_free(priv.reset_gpio); - - return error; -} diff --git a/include/scf0403_lcd.h b/include/scf0403_lcd.h deleted file mode 100644 index 07f8c643ba5..00000000000 --- a/include/scf0403_lcd.h +++ /dev/null @@ -1,10 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (c) 2013, Compulab Inc. - */ -#ifndef SCF0403_LCD_H_ -#define SCF0403_LCD_H_ - -int scf0403_init(int reset_gpio); - -#endif