提交 4082cfa7 编写于 作者: S Sascha Hauer 提交者: Russell King

ARM: 6210/1: Do not rely on reset defaults of L2X0_AUX_CTRL

On i.MX35 the L2X0_AUX_CTRL register does not have sensible reset
default values. Allow them to be overwritten with the aux_val/aux_mask
arguments passed to l2x0_init().
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>
Acked-by: NCatalin Marinas <catalin.marinas@arm.com>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
上级 e467e104
......@@ -218,6 +218,9 @@ void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask)
cache_id = readl(l2x0_base + L2X0_CACHE_ID);
aux = readl(l2x0_base + L2X0_AUX_CTRL);
aux &= aux_mask;
aux |= aux_val;
/* Determine the number of ways */
switch (cache_id & L2X0_CACHE_ID_PART_MASK) {
case L2X0_CACHE_ID_PART_L310:
......@@ -248,8 +251,6 @@ void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask)
if (!(readl(l2x0_base + L2X0_CTRL) & 1)) {
/* l2x0 controller is disabled */
aux &= aux_mask;
aux |= aux_val;
writel(aux, l2x0_base + L2X0_AUX_CTRL);
l2x0_inv_all();
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册