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| author | Arnd Bergmann <arnd@arndb.de> | 2019-08-09 17:40:33 +0300 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2019-08-15 22:33:52 +0300 |
| commit | ecca1a6277aac10e40e4baba28adb893899b24b3 (patch) | |
| tree | c36f914a8560d30ef2a188896b74429edac697aa /arch/arm/mach-lpc32xx/common.c | |
| parent | 9dc03ffd996d4103cc2a11286d61e517bce27440 (diff) | |
| download | linux-ecca1a6277aac10e40e4baba28adb893899b24b3.tar.xz | |
net: lpc-enet: move phy setup into platform code
Setting the phy mode requires touching a platform specific
register, which prevents us from building the driver without
its header files.
Move it into a separate function in arch/arm/mach/lpc32xx
to hide the core registers from the network driver.
Link: https://lore.kernel.org/r/20190809144043.476786-8-arnd@arndb.de
Acked-by: Sylvain Lemieux <slemieux.tyco@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-lpc32xx/common.c')
| -rw-r--r-- | arch/arm/mach-lpc32xx/common.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-lpc32xx/common.c b/arch/arm/mach-lpc32xx/common.c index f648324d5fb4..a475339333c1 100644 --- a/arch/arm/mach-lpc32xx/common.c +++ b/arch/arm/mach-lpc32xx/common.c @@ -63,6 +63,18 @@ u32 lpc32xx_return_iram(void __iomem **mapbase, dma_addr_t *dmaaddr) } EXPORT_SYMBOL_GPL(lpc32xx_return_iram); +void lpc32xx_set_phy_interface_mode(phy_interface_t mode) +{ + u32 tmp = __raw_readl(LPC32XX_CLKPWR_MACCLK_CTRL); + tmp &= ~LPC32XX_CLKPWR_MACCTRL_PINS_MSK; + if (mode == PHY_INTERFACE_MODE_MII) + tmp |= LPC32XX_CLKPWR_MACCTRL_USE_MII_PINS; + else + tmp |= LPC32XX_CLKPWR_MACCTRL_USE_RMII_PINS; + __raw_writel(tmp, LPC32XX_CLKPWR_MACCLK_CTRL); +} +EXPORT_SYMBOL_GPL(lpc32xx_set_phy_interface_mode); + static struct map_desc lpc32xx_io_desc[] __initdata = { { .virtual = (unsigned long)IO_ADDRESS(LPC32XX_AHB0_START), |