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Merge "wcnss: configure iris into cxo mode"

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Linux Build Service Account 2014-08-03 22:57:05 -07:00 committed by Gerrit - the friendly Code Review server
commit 3f9cd22b04
1 changed files with 13 additions and 0 deletions
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13
drivers/net/wireless/wcnss/wcnss_vreg.c
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@ -256,6 +256,18 @@ configure_iris_xo(struct device *dev,
cpu_relax(); cpu_relax();
iris_reg = readl_relaxed(iris_read_reg); iris_reg = readl_relaxed(iris_read_reg);
pr_info("wcnss: IRIS Reg: %08x\n", iris_reg);
if (iris_reg == PRONTO_IRIS_REG_CHIP_ID) {
pr_info("wcnss: IRIS Card not Preset\n");
auto_detect = WCNSS_XO_INVALID;
/* Reset iris read bit */
reg &= ~WCNSS_PMU_CFG_IRIS_XO_READ;
/* Clear XO_MODE[b2:b1] bits.
Clear implies 19.2 MHz TCXO
*/
reg &= ~(WCNSS_PMU_CFG_IRIS_XO_MODE);
goto xo_configure;
}
auto_detect = xo_auto_detect(iris_reg); auto_detect = xo_auto_detect(iris_reg);
/* Reset iris read bit */ /* Reset iris read bit */
@ -278,6 +290,7 @@ configure_iris_xo(struct device *dev,
*iris_xo_set = WCNSS_XO_48MHZ; *iris_xo_set = WCNSS_XO_48MHZ;
} }
xo_configure:
writel_relaxed(reg, pmu_conf_reg); writel_relaxed(reg, pmu_conf_reg);
/* Reset IRIS */ /* Reset IRIS */