diff options
author | Felix Fietkau <nbd@openwrt.org> | 2014-11-23 13:54:28 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2014-11-23 13:54:28 +0000 |
commit | 25cb8318cd686a91c626c668b2ceaf85e8234d7a (patch) | |
tree | 26ab9a56b83751eb643ef6dfd1fa83f1da4d5fcd /target/linux/ar71xx/patches-3.10/451-gpio-74x164-improve-platform-device-support.patch | |
parent | 01794562126c90aa6bb99dd95be7f09f59a47fc2 (diff) | |
download | upstream-25cb8318cd686a91c626c668b2ceaf85e8234d7a.tar.gz upstream-25cb8318cd686a91c626c668b2ceaf85e8234d7a.tar.bz2 upstream-25cb8318cd686a91c626c668b2ceaf85e8234d7a.zip |
ar71xx: remove linux 3.10 support
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 43344
Diffstat (limited to 'target/linux/ar71xx/patches-3.10/451-gpio-74x164-improve-platform-device-support.patch')
-rw-r--r-- | target/linux/ar71xx/patches-3.10/451-gpio-74x164-improve-platform-device-support.patch | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/target/linux/ar71xx/patches-3.10/451-gpio-74x164-improve-platform-device-support.patch b/target/linux/ar71xx/patches-3.10/451-gpio-74x164-improve-platform-device-support.patch deleted file mode 100644 index b19bb85c85..0000000000 --- a/target/linux/ar71xx/patches-3.10/451-gpio-74x164-improve-platform-device-support.patch +++ /dev/null @@ -1,74 +0,0 @@ ---- a/drivers/gpio/gpio-74x164.c -+++ b/drivers/gpio/gpio-74x164.c -@@ -109,10 +109,14 @@ static int gen_74x164_probe(struct spi_d - { - struct gen_74x164_chip *chip; - struct gen_74x164_chip_platform_data *pdata; -+ struct device_node *np; - int ret; - -- if (!spi->dev.of_node) { -- dev_err(&spi->dev, "No device tree data available.\n"); -+ pdata = spi->dev.platform_data; -+ np = spi->dev.of_node; -+ -+ if (!np && !pdata) { -+ dev_err(&spi->dev, "No configuration data available.\n"); - return -EINVAL; - } - -@@ -129,7 +133,6 @@ static int gen_74x164_probe(struct spi_d - if (!chip) - return -ENOMEM; - -- pdata = spi->dev.platform_data; - if (pdata && pdata->base) - chip->gpio_chip.base = pdata->base; - else -@@ -146,12 +149,19 @@ static int gen_74x164_probe(struct spi_d - chip->gpio_chip.get = gen_74x164_get_value; - chip->gpio_chip.set = gen_74x164_set_value; - -- if (of_property_read_u32(spi->dev.of_node, "registers-number", &chip->registers)) { -- dev_err(&spi->dev, "Missing registers-number property in the DT.\n"); -- ret = -EINVAL; -- goto exit_destroy; -+ if (np) { -+ if (of_property_read_u32(spi->dev.of_node, "registers-number", &chip->registers)) { -+ dev_err(&spi->dev, "Missing registers-number property in the DT.\n"); -+ ret = -EINVAL; -+ goto exit_destroy; -+ } -+ } else if (pdata) { -+ chip->registers = pdata->num_registers; - } - -+ if (!chip->registers) -+ chip->registers = 1; -+ - chip->gpio_chip.ngpio = GEN_74X164_NUMBER_GPIOS * chip->registers; - chip->buffer = devm_kzalloc(&spi->dev, chip->registers, GFP_KERNEL); - if (!chip->buffer) { -@@ -159,6 +169,9 @@ static int gen_74x164_probe(struct spi_d - goto exit_destroy; - } - -+ if (pdata && pdata->init_data) -+ memcpy(chip->buffer, pdata->init_data, chip->registers); -+ - chip->gpio_chip.can_sleep = 1; - chip->gpio_chip.dev = &spi->dev; - chip->gpio_chip.owner = THIS_MODULE; ---- a/include/linux/spi/74x164.h -+++ b/include/linux/spi/74x164.h -@@ -4,6 +4,10 @@ - struct gen_74x164_chip_platform_data { - /* number assigned to the first GPIO */ - unsigned base; -+ /* number of chained registers */ -+ unsigned num_registers; -+ /* address of a buffer containing initial data */ -+ u8 *init_data; - }; - - #endif |