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Get rid of glamo-lcm-spi. It's not used and probably never will be. 

SVN-Revision: 16871
owl
Lars-Peter Clausen 2009-07-16 19:01:45 +00:00
parent 5cc4951745
commit 5ae8e1bf7b
4 changed files with 2 additions and 251 deletions
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3
target/linux/s3c24xx/config-2.6.30
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@ -99,6 +99,7 @@ CONFIG_FB_CFB_IMAGEBLIT=y
# CONFIG_FB_SYS_FOPS is not set # CONFIG_FB_SYS_FOPS is not set
# CONFIG_FB_SYS_IMAGEBLIT is not set # CONFIG_FB_SYS_IMAGEBLIT is not set
# CONFIG_FB_TILEBLITTING is not set # CONFIG_FB_TILEBLITTING is not set
# CONFIG_FB_TMIO is not set
# CONFIG_FB_VIRTUAL is not set # CONFIG_FB_VIRTUAL is not set
CONFIG_FIQ=y CONFIG_FIQ=y
# CONFIG_FIRMWARE_EDID is not set # CONFIG_FIRMWARE_EDID is not set
@ -248,11 +249,11 @@ CONFIG_MACH_NEO1973_GTA02=y
# CONFIG_MACH_TCT_HAMMER is not set # CONFIG_MACH_TCT_HAMMER is not set
# CONFIG_MACH_VR1000 is not set # CONFIG_MACH_VR1000 is not set
# CONFIG_MACH_VSTMS is not set # CONFIG_MACH_VSTMS is not set
CONFIG_MFD_CORE=y
CONFIG_MFD_GLAMO=y CONFIG_MFD_GLAMO=y
CONFIG_MFD_GLAMO_FB=y CONFIG_MFD_GLAMO_FB=y
# CONFIG_MFD_GLAMO_FB_XGLAMO_WORKAROUND is not set # CONFIG_MFD_GLAMO_FB_XGLAMO_WORKAROUND is not set
CONFIG_MFD_GLAMO_MCI=y CONFIG_MFD_GLAMO_MCI=y
CONFIG_MFD_GLAMO_SPI_FB=y
CONFIG_MFD_GLAMO_SPI_GPIO=y CONFIG_MFD_GLAMO_SPI_GPIO=y
CONFIG_MFD_PCF50633=y CONFIG_MFD_PCF50633=y
# CONFIG_MFD_T7L66XB is not set # CONFIG_MFD_T7L66XB is not set

8
target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/Kconfig
View File

@ -41,14 +41,6 @@ config MFD_GLAMO_SPI_GPIO
help help
Enable a bitbanging SPI adapter driver for the Smedia Glamo. Enable a bitbanging SPI adapter driver for the Smedia Glamo.
config MFD_GLAMO_SPI_FB
tristate "Glamo LCM control channel SPI support"
depends on MFD_GLAMO_FB
help
Enable a bitbanging SPI adapter driver for the Smedia Glamo LCM
control channel. This SPI interface is frequently used to
interconnect the LCM control interface.
config MFD_GLAMO_MCI config MFD_GLAMO_MCI
tristate "Glamo S3C SD/MMC Card Interface support" tristate "Glamo S3C SD/MMC Card Interface support"
depends on MFD_GLAMO && MMC depends on MFD_GLAMO && MMC

1
target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/Makefile
View File

@ -7,6 +7,5 @@ obj-$(CONFIG_MFD_GLAMO_SPI) += glamo-spi.o
obj-$(CONFIG_MFD_GLAMO_SPI_GPIO) += glamo-spi-gpio.o obj-$(CONFIG_MFD_GLAMO_SPI_GPIO) += glamo-spi-gpio.o
obj-$(CONFIG_MFD_GLAMO_FB) += glamo-fb.o obj-$(CONFIG_MFD_GLAMO_FB) += glamo-fb.o
obj-$(CONFIG_MFD_GLAMO_SPI_FB) += glamo-lcm-spi.o
obj-$(CONFIG_MFD_GLAMO_MCI) += glamo-mci.o obj-$(CONFIG_MFD_GLAMO_MCI) += glamo-mci.o

241
target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-lcm-spi.c
View File

@ -1,241 +0,0 @@
/*
* Copyright (C) 2007 Openmoko, Inc.
* Author: Harald Welte <laforge@openmoko.org>
*
* Smedia Glamo GPIO based SPI driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This driver currently only implements a minimum subset of the hardware
* features, esp. those features that are required to drive the jbt6k74
* LCM controller asic in the TD028TTEC1 LCM.
*
*/
#define DEBUG
#if 0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_bitbang.h>
#include <linux/spi/glamo.h>
#include <linux/glamofb.h>
#include <mach/hardware.h>
#include "glamo-core.h"
#include "glamo-regs.h"
struct glamo_spi {
struct spi_bitbang bitbang;
struct spi_master *master;
struct glamo_spi_info *info;
struct device *dev;
};
static inline struct glamo_spi *to_gs(struct spi_device *spi)
{
return spi->controller_data;
}
static int glamo_spi_setupxfer(struct spi_device *spi, struct spi_transfer *t)
{
unsigned int bpw;
bpw = t ? t->bits_per_word : spi->bits_per_word;
if (bpw != 9 && bpw != 8) {
dev_err(&spi->dev, "invalid bits-per-word (%d)\n", bpw);
return -EINVAL;
}
return 0;
}
static void glamo_spi_chipsel(struct spi_device *spi, int value)
{
#if 0
struct glamo_spi *gs = to_gs(spi);
dev_dbg(&spi->dev, "chipsel %d: spi=%p, gs=%p, info=%p, handle=%p\n",
value, spi, gs, gs->info, gs->info->glamofb_handle);
glamofb_cmd_mode(gs->info->glamofb_handle, value);
#endif
}
static int glamo_spi_txrx(struct spi_device *spi, struct spi_transfer *t)
{
struct glamo_spi *gs = to_gs(spi);
const u_int16_t *ui16 = (const u_int16_t *) t->tx_buf;
u_int16_t nine_bits;
int i;
dev_dbg(&spi->dev, "txrx: tx %p, rx %p, bpw %d, len %d\n",
t->tx_buf, t->rx_buf, t->bits_per_word, t->len);
if (spi->bits_per_word == 9)
nine_bits = (1 << 9);
else
nine_bits = 0;
if (t->len > 3 * sizeof(u_int16_t)) {
dev_err(&spi->dev, "this driver doesn't support "
"%u sized xfers\n", t->len);
return -EINVAL;
}
for (i = 0; i < t->len/sizeof(u_int16_t); i++) {
/* actually transfer the data */
#if 1
glamofb_cmd_write(gs->info->glamofb_handle,
GLAMO_LCD_CMD_TYPE_SERIAL | nine_bits |
(1 << 10) | (1 << 11) | (ui16[i] & 0x1ff));
#endif
/* FIXME: fire ?!? */
if (i == 0 && (ui16[i] & 0x1ff) == 0x29) {
dev_dbg(&spi->dev, "leaving command mode\n");
glamofb_cmd_mode(gs->info->glamofb_handle, 0);
}
}
return t->len;
}
static int glamo_spi_setup(struct spi_device *spi)
{
int ret;
if (!spi->bits_per_word)
spi->bits_per_word = 9;
/* FIXME: hardware can do this */
if (spi->mode & SPI_LSB_FIRST)
return -EINVAL;
ret = glamo_spi_setupxfer(spi, NULL);
if (ret < 0) {
dev_err(&spi->dev, "setupxfer returned %d\n", ret);
return ret;
}
dev_dbg(&spi->dev, "%s: mode %d, %u bpw\n",
__FUNCTION__, spi->mode, spi->bits_per_word);
return 0;
}
static int glamo_spi_probe(struct platform_device *pdev)
{
struct spi_master *master;
struct glamo_spi *sp;
int ret;
int i;
master = spi_alloc_master(&pdev->dev, sizeof(struct glamo_spi));
if (master == NULL) {
dev_err(&pdev->dev, "failed to allocate spi master\n");
ret = -ENOMEM;
goto err;
}
sp = spi_master_get_devdata(master);
memset(sp, 0, sizeof(struct glamo_spi));
sp->master = spi_master_get(master);
sp->info = pdev->dev.platform_data;
if (!sp->info) {
dev_err(&pdev->dev, "can't operate without platform data\n");
ret = -EIO;
goto err_no_pdev;
}
dev_dbg(&pdev->dev, "sp->info(pdata) = %p\n", sp->info);
sp->dev = &pdev->dev;
platform_set_drvdata(pdev, sp);
sp->bitbang.master = sp->master;
sp->bitbang.setup_transfer = glamo_spi_setupxfer;
sp->bitbang.chipselect = glamo_spi_chipsel;
sp->bitbang.txrx_bufs = glamo_spi_txrx;
sp->bitbang.master->setup = glamo_spi_setup;
ret = spi_bitbang_start(&sp->bitbang);
if (ret)
goto err_no_bitbang;
/* register the chips to go with the board */
glamofb_cmd_mode(sp->info->glamofb_handle, 1);
for (i = 0; i < sp->info->board_size; i++) {
dev_info(&pdev->dev, "registering %p: %s\n",
&sp->info->board_info[i],
sp->info->board_info[i].modalias);
sp->info->board_info[i].controller_data = sp;
spi_new_device(master, sp->info->board_info + i);
}
return 0;
err_no_bitbang:
platform_set_drvdata(pdev, NULL);
err_no_pdev:
spi_master_put(sp->bitbang.master);
err:
return ret;
}
static int glamo_spi_remove(struct platform_device *pdev)
{
struct glamo_spi *sp = platform_get_drvdata(pdev);
spi_bitbang_stop(&sp->bitbang);
spi_master_put(sp->bitbang.master);
return 0;
}
#define glamo_spi_suspend NULL
#define glamo_spi_resume NULL
static struct platform_driver glamo_spi_drv = {
.probe = glamo_spi_probe,
.remove = glamo_spi_remove,
.suspend = glamo_spi_suspend,
.resume = glamo_spi_resume,
.driver = {
.name = "glamo-lcm-spi",
.owner = THIS_MODULE,
},
};
static int __init glamo_spi_init(void)
{
return platform_driver_register(&glamo_spi_drv);
}
static void __exit glamo_spi_exit(void)
{
platform_driver_unregister(&glamo_spi_drv);
}
module_init(glamo_spi_init);
module_exit(glamo_spi_exit);
MODULE_DESCRIPTION("Smedia Glamo 336x/337x LCM serial command SPI Driver");
MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>")
MODULE_LICENSE("GPL");
#endif