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authorAnatolij Gustschin <agust@denx.de>2013-02-01 17:48:00 +0100
committerAnatolij Gustschin <agust@denx.de>2013-02-05 07:40:27 +0000
commita9571a3837dc4b0b478297e4eaf84332d0f129d1 (patch)
tree6823def3a0830662d3802c4c4f280135b8953d77 /arch/powerpc/platforms/512x
parentedfcf33cabf29710f12a3bba4a7b3761a918e268 (diff)
downloadop-kernel-dev-a9571a3837dc4b0b478297e4eaf84332d0f129d1.zip
op-kernel-dev-a9571a3837dc4b0b478297e4eaf84332d0f129d1.tar.gz
powerpc/mpc512x: fix noderef sparse warnings
Fix: warning: dereference of noderef expression Signed-off-by: Anatolij Gustschin <agust@denx.de>
Diffstat (limited to 'arch/powerpc/platforms/512x')
-rw-r--r--arch/powerpc/platforms/512x/clock.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/powerpc/platforms/512x/clock.c b/arch/powerpc/platforms/512x/clock.c
index 7937361..8a784d4 100644
--- a/arch/powerpc/platforms/512x/clock.c
+++ b/arch/powerpc/platforms/512x/clock.c
@@ -184,7 +184,7 @@ static unsigned long spmf_mult(void)
36, 40, 44, 48,
52, 56, 60, 64
};
- int spmf = (clockctl->spmr >> 24) & 0xf;
+ int spmf = (in_be32(&clockctl->spmr) >> 24) & 0xf;
return spmf_to_mult[spmf];
}
@@ -206,7 +206,7 @@ static unsigned long sysdiv_div_x_2(void)
52, 56, 58, 62,
60, 64, 66,
};
- int sysdiv = (clockctl->scfr2 >> 26) & 0x3f;
+ int sysdiv = (in_be32(&clockctl->scfr2) >> 26) & 0x3f;
return sysdiv_to_div_x_2[sysdiv];
}
@@ -230,7 +230,7 @@ static unsigned long sys_to_ref(unsigned long rate)
static long ips_to_ref(unsigned long rate)
{
- int ips_div = (clockctl->scfr1 >> 23) & 0x7;
+ int ips_div = (in_be32(&clockctl->scfr1) >> 23) & 0x7;
rate *= ips_div; /* csb_clk = ips_clk * ips_div */
rate *= 2; /* sys_clk = csb_clk * 2 */
@@ -284,7 +284,7 @@ static struct clk sys_clk = {
static void diu_clk_calc(struct clk *clk)
{
- int diudiv_x_2 = clockctl->scfr1 & 0xff;
+ int diudiv_x_2 = in_be32(&clockctl->scfr1) & 0xff;
unsigned long rate;
rate = sys_clk.rate;
@@ -311,7 +311,7 @@ static void half_clk_calc(struct clk *clk)
static void generic_div_clk_calc(struct clk *clk)
{
- int div = (clockctl->scfr1 >> clk->div_shift) & 0x7;
+ int div = (in_be32(&clockctl->scfr1) >> clk->div_shift) & 0x7;
clk->rate = clk->parent->rate / div;
}
@@ -329,7 +329,7 @@ static struct clk csb_clk = {
static void e300_clk_calc(struct clk *clk)
{
- int spmf = (clockctl->spmr >> 16) & 0xf;
+ int spmf = (in_be32(&clockctl->spmr) >> 16) & 0xf;
int ratex2 = clk->parent->rate * spmf;
clk->rate = ratex2 / 2;
@@ -648,12 +648,12 @@ static void psc_calc_rate(struct clk *clk, int pscnum, struct device_node *np)
out_be32(&clockctl->pccr[pscnum], 0x00020000);
out_be32(&clockctl->pccr[pscnum], 0x00030000);
- if (clockctl->pccr[pscnum] & 0x80) {
+ if (in_be32(&clockctl->pccr[pscnum]) & 0x80) {
clk->rate = spdif_rxclk.rate;
return;
}
- switch ((clockctl->pccr[pscnum] >> 14) & 0x3) {
+ switch ((in_be32(&clockctl->pccr[pscnum]) >> 14) & 0x3) {
case 0:
mclk_src = sys_clk.rate;
break;
@@ -668,7 +668,7 @@ static void psc_calc_rate(struct clk *clk, int pscnum, struct device_node *np)
break;
}
- mclk_div = ((clockctl->pccr[pscnum] >> 17) & 0x7fff) + 1;
+ mclk_div = ((in_be32(&clockctl->pccr[pscnum]) >> 17) & 0x7fff) + 1;
clk->rate = mclk_src / mclk_div;
}
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