67 lines
2.2 KiB
Diff
67 lines
2.2 KiB
Diff
From 5ff6b05a18295fa7e03de0fdf32d681a90b69df5 Mon Sep 17 00:00:00 2001
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From: Jonas Gorski <jogo@openwrt.org>
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Date: Sat, 30 Mar 2013 10:26:55 +0100
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Subject: [PATCH] spi/bcm63xx: remove unused speed_hz member variable
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speed_hz is a write only member, so we can safely remove it and its
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generation. Also fixes the missing clk_put after getting the periph
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clock.
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Signed-off-by: Jonas Gorski <jogo@openwrt.org>
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---
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arch/mips/bcm63xx/dev-spi.c | 11 -----------
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arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h | 1 -
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drivers/spi/spi-bcm63xx.c | 2 --
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3 files changed, 14 deletions(-)
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--- a/arch/mips/bcm63xx/dev-spi.c
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+++ b/arch/mips/bcm63xx/dev-spi.c
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@@ -85,20 +85,9 @@ static struct platform_device bcm63xx_sp
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int __init bcm63xx_spi_register(void)
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{
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- struct clk *periph_clk;
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-
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if (BCMCPU_IS_6328() || BCMCPU_IS_6345())
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return -ENODEV;
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- periph_clk = clk_get(NULL, "periph");
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- if (IS_ERR(periph_clk)) {
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- pr_err("unable to get periph clock\n");
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- return -ENODEV;
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- }
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-
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- /* Set bus frequency */
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- spi_pdata.speed_hz = clk_get_rate(periph_clk);
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-
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spi_resources[0].start = bcm63xx_regset_address(RSET_SPI);
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spi_resources[0].end = spi_resources[0].start;
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spi_resources[1].start = bcm63xx_get_irq_number(IRQ_SPI);
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--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
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+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
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@@ -13,7 +13,6 @@ struct bcm63xx_spi_pdata {
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unsigned int msg_ctl_width;
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int bus_num;
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int num_chipselect;
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- u32 speed_hz;
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};
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enum bcm63xx_regs_spi {
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--- a/drivers/spi/spi-bcm63xx.c
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+++ b/drivers/spi/spi-bcm63xx.c
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@@ -46,7 +46,6 @@ struct bcm63xx_spi {
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int irq;
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/* Platform data */
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- u32 speed_hz;
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unsigned fifo_size;
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unsigned int msg_type_shift;
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unsigned int msg_ctl_width;
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@@ -436,7 +435,6 @@ static int bcm63xx_spi_probe(struct plat
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master->unprepare_transfer_hardware = bcm63xx_spi_unprepare_transfer;
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master->transfer_one_message = bcm63xx_spi_transfer_one;
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master->mode_bits = MODEBITS;
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- bs->speed_hz = pdata->speed_hz;
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bs->msg_type_shift = pdata->msg_type_shift;
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bs->msg_ctl_width = pdata->msg_ctl_width;
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bs->tx_io = (u8 *)(bs->regs + bcm63xx_spireg(SPI_MSG_DATA));
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