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Merge branch 'clock-for-v3.17' into dt-for-v3.17
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@horms
horms committed Jul 12, 2014
2 parents cb9a2b1 + ff4ce48 commit 963b0c3
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Showing 5 changed files with 59 additions and 30 deletions.
6 changes: 6 additions & 0 deletions arch/arm/mach-shmobile/clock-r8a73a4.c
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Expand Up @@ -574,11 +574,17 @@ static struct clk_lookup lookups[] = {

/* MSTP */
CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]),
CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]),
CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]),
CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]),
CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP206]),
CLKDEV_DEV_ID("e6c20000.serial", &mstp_clks[MSTP206]),
CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP207]),
CLKDEV_DEV_ID("e6c30000.serial", &mstp_clks[MSTP207]),
CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP216]),
CLKDEV_DEV_ID("e6ce0000.serial", &mstp_clks[MSTP216]),
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP217]),
CLKDEV_DEV_ID("e6cf0000.serial", &mstp_clks[MSTP217]),
CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]),
CLKDEV_DEV_ID("e6700020.dma-controller", &mstp_clks[MSTP218]),
CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]),
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18 changes: 9 additions & 9 deletions arch/arm/mach-shmobile/clock-r8a7740.c
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Expand Up @@ -555,27 +555,27 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[MSTP128]),

CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]),
CLKDEV_DEV_ID("e6c80000.sci", &mstp_clks[MSTP200]),
CLKDEV_DEV_ID("e6c80000.serial", &mstp_clks[MSTP200]),
CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]),
CLKDEV_DEV_ID("e6c70000.sci", &mstp_clks[MSTP201]),
CLKDEV_DEV_ID("e6c70000.serial", &mstp_clks[MSTP201]),
CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]),
CLKDEV_DEV_ID("e6c60000.sci", &mstp_clks[MSTP202]),
CLKDEV_DEV_ID("e6c60000.serial", &mstp_clks[MSTP202]),
CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]),
CLKDEV_DEV_ID("e6c50000.sci", &mstp_clks[MSTP203]),
CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]),
CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]),
CLKDEV_DEV_ID("e6c40000.sci", &mstp_clks[MSTP204]),
CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]),
CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]),
CLKDEV_DEV_ID("e6c30000.sci", &mstp_clks[MSTP206]),
CLKDEV_DEV_ID("e6c30000.serial", &mstp_clks[MSTP206]),
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]),
CLKDEV_DEV_ID("e6cb0000.sci", &mstp_clks[MSTP207]),
CLKDEV_DEV_ID("e6cb0000.serial", &mstp_clks[MSTP207]),
CLKDEV_DEV_ID("sh-dma-engine.3", &mstp_clks[MSTP214]),
CLKDEV_DEV_ID("sh-dma-engine.2", &mstp_clks[MSTP216]),
CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]),
CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]),
CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP222]),
CLKDEV_DEV_ID("e6cd0000.sci", &mstp_clks[MSTP222]),
CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP222]),
CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP230]),
CLKDEV_DEV_ID("e6cc0000.sci", &mstp_clks[MSTP230]),
CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP230]),

CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]),
CLKDEV_DEV_ID("fe1f0000.sound", &mstp_clks[MSTP328]),
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6 changes: 6 additions & 0 deletions arch/arm/mach-shmobile/clock-r8a7778.c
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Expand Up @@ -202,11 +202,17 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("i2c-rcar.3", &mstp_clks[MSTP027]), /* I2C3 */
CLKDEV_DEV_ID("ffc73000.i2c", &mstp_clks[MSTP027]), /* I2C3 */
CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP026]), /* SCIF0 */
CLKDEV_DEV_ID("ffe40000.serial", &mstp_clks[MSTP026]), /* SCIF0 */
CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP025]), /* SCIF1 */
CLKDEV_DEV_ID("ffe41000.serial", &mstp_clks[MSTP025]), /* SCIF1 */
CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP024]), /* SCIF2 */
CLKDEV_DEV_ID("ffe42000.serial", &mstp_clks[MSTP024]), /* SCIF2 */
CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP023]), /* SCIF3 */
CLKDEV_DEV_ID("ffe43000.serial", &mstp_clks[MSTP023]), /* SCIF3 */
CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP022]), /* SCIF4 */
CLKDEV_DEV_ID("ffe44000.serial", &mstp_clks[MSTP022]), /* SCIF4 */
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP021]), /* SCIF6 */
CLKDEV_DEV_ID("ffe45000.serial", &mstp_clks[MSTP021]), /* SCIF5 */
CLKDEV_DEV_ID("sh-hspi.0", &mstp_clks[MSTP007]), /* HSPI0 */
CLKDEV_DEV_ID("fffc7000.spi", &mstp_clks[MSTP007]), /* HSPI0 */
CLKDEV_DEV_ID("sh-hspi.1", &mstp_clks[MSTP007]), /* HSPI1 */
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9 changes: 9 additions & 0 deletions arch/arm/mach-shmobile/clock-sh73a0.c
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Expand Up @@ -638,16 +638,25 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("e6820000.i2c", &mstp_clks[MSTP116]), /* I2C0 */
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */
CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP219]), /* SCIFA7 */
CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP219]), /* SCIFA7 */
CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), /* SY-DMAC */
CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]), /* MP-DMAC */
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */
CLKDEV_DEV_ID("e6cb0000.serial", &mstp_clks[MSTP207]), /* SCIFA5 */
CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), /* SCIFB */
CLKDEV_DEV_ID("0xe6c3000.serial", &mstp_clks[MSTP206]), /* SCIFB */
CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), /* SCIFA0 */
CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]), /* SCIFA0 */
CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), /* SCIFA1 */
CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]), /* SCIFA1 */
CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]), /* SCIFA2 */
CLKDEV_DEV_ID("e6c60000.serial", &mstp_clks[MSTP202]), /* SCIFA2 */
CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]), /* SCIFA3 */
CLKDEV_DEV_ID("e6c70000.serial", &mstp_clks[MSTP201]), /* SCIFA3 */
CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), /* SCIFA4 */
CLKDEV_DEV_ID("e6c80000.serial", &mstp_clks[MSTP200]), /* SCIFA4 */
CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP331]), /* SCIFA6 */
CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP331]), /* SCIFA6 */
CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]), /* FSI */
CLKDEV_DEV_ID("ec230000.sound", &mstp_clks[MSTP328]), /* FSI */
CLKDEV_DEV_ID("sh_irda.0", &mstp_clks[MSTP325]), /* IrDA */
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50 changes: 29 additions & 21 deletions arch/arm/mach-shmobile/timer.c
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Expand Up @@ -59,29 +59,37 @@ void __init shmobile_setup_delay(unsigned int max_cpu_core_mhz,

void __init shmobile_init_delay(void)
{
struct device_node *np, *parent;
u32 max_freq, freq;

max_freq = 0;

parent = of_find_node_by_path("/cpus");
if (parent) {
for_each_child_of_node(parent, np) {
if (!of_property_read_u32(np, "clock-frequency", &freq))
max_freq = max(max_freq, freq);
}
of_node_put(parent);
}
struct device_node *np, *cpus;
bool is_a8_a9 = false;
bool is_a15 = false;
u32 max_freq = 0;

cpus = of_find_node_by_path("/cpus");
if (!cpus)
return;

for_each_child_of_node(cpus, np) {
u32 freq;

if (!of_property_read_u32(np, "clock-frequency", &freq))
max_freq = max(max_freq, freq);

if (max_freq) {
if (of_find_compatible_node(NULL, NULL, "arm,cortex-a8"))
shmobile_setup_delay_hz(max_freq, 1, 3);
else if (of_find_compatible_node(NULL, NULL, "arm,cortex-a9"))
shmobile_setup_delay_hz(max_freq, 1, 3);
else if (of_find_compatible_node(NULL, NULL, "arm,cortex-a15"))
if (!IS_ENABLED(CONFIG_ARM_ARCH_TIMER))
shmobile_setup_delay_hz(max_freq, 2, 4);
if (of_device_is_compatible(np, "arm,cortex-a8") ||
of_device_is_compatible(np, "arm,cortex-a9"))
is_a8_a9 = true;
else if (of_device_is_compatible(np, "arm,cortex-a15"))
is_a15 = true;
}

of_node_put(cpus);

if (!max_freq)
return;

if (is_a8_a9)
shmobile_setup_delay_hz(max_freq, 1, 3);
else if (is_a15 && !IS_ENABLED(CONFIG_ARM_ARCH_TIMER))
shmobile_setup_delay_hz(max_freq, 2, 4);
}

static void __init shmobile_late_time_init(void)
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