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authorJames Morris <jmorris@namei.org>2010-11-29 08:27:07 +1100
committerJames Morris <jmorris@namei.org>2010-11-29 08:27:07 +1100
commit1d6d75684d869406e5bb2ac5d3ed9454f52d0cab (patch)
treeafb229254bed6415407b7b7d4641f9f792109966 /drivers/gpu/drm/radeon/radeon_combios.c
parent074e61ec3751da9ab88ee66d3818574556c03489 (diff)
parent0f639a3c5ca63dd76ee07de9b02ebf0178ce9a17 (diff)
downloadop-kernel-dev-1d6d75684d869406e5bb2ac5d3ed9454f52d0cab.zip
op-kernel-dev-1d6d75684d869406e5bb2ac5d3ed9454f52d0cab.tar.gz
Merge branch 'master' into next
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_combios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 7b7ea26..3bddea5 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -571,6 +571,7 @@ static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rde
}
if (clk_mask && data_mask) {
+ /* system specific masks */
i2c.mask_clk_mask = clk_mask;
i2c.mask_data_mask = data_mask;
i2c.a_clk_mask = clk_mask;
@@ -579,7 +580,19 @@ static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rde
i2c.en_data_mask = data_mask;
i2c.y_clk_mask = clk_mask;
i2c.y_data_mask = data_mask;
+ } else if ((ddc_line == RADEON_GPIOPAD_MASK) ||
+ (ddc_line == RADEON_MDGPIO_MASK)) {
+ /* default gpiopad masks */
+ i2c.mask_clk_mask = (0x20 << 8);
+ i2c.mask_data_mask = 0x80;
+ i2c.a_clk_mask = (0x20 << 8);
+ i2c.a_data_mask = 0x80;
+ i2c.en_clk_mask = (0x20 << 8);
+ i2c.en_data_mask = 0x80;
+ i2c.y_clk_mask = (0x20 << 8);
+ i2c.y_data_mask = 0x80;
} else {
+ /* default masks for ddc pads */
i2c.mask_clk_mask = RADEON_GPIO_EN_1;
i2c.mask_data_mask = RADEON_GPIO_EN_0;
i2c.a_clk_mask = RADEON_GPIO_A_1;
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