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dm: cpu: bmips: add BCM6318 support
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
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@ -26,6 +26,10 @@ DECLARE_GLOBAL_DATA_PTR;
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#define REG_BCM6328_OTP 0x62c
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#define REG_BCM6328_OTP 0x62c
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#define BCM6328_TP1_DISABLED BIT(9)
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#define BCM6328_TP1_DISABLED BIT(9)
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#define REG_BCM6318_STRAP_OVRDBUS 0x900
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#define OVRDBUS_6318_FREQ_SHIFT 23
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#define OVRDBUS_6318_FREQ_MASK (0x3 << OVRDBUS_6318_FREQ_SHIFT)
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#define REG_BCM6328_MISC_STRAPBUS 0x1a40
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#define REG_BCM6328_MISC_STRAPBUS 0x1a40
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#define STRAPBUS_6328_FCVO_SHIFT 7
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#define STRAPBUS_6328_FCVO_SHIFT 7
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#define STRAPBUS_6328_FCVO_MASK (0x1f << STRAPBUS_6328_FCVO_SHIFT)
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#define STRAPBUS_6328_FCVO_MASK (0x1f << STRAPBUS_6328_FCVO_SHIFT)
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@ -112,6 +116,28 @@ static ulong bcm3380_get_cpu_freq(struct bmips_cpu_priv *priv)
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return 333000000;
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return 333000000;
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}
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}
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static ulong bcm6318_get_cpu_freq(struct bmips_cpu_priv *priv)
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{
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unsigned int mips_pll_fcvo;
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mips_pll_fcvo = readl_be(priv->regs + REG_BCM6318_STRAP_OVRDBUS);
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mips_pll_fcvo = (mips_pll_fcvo & OVRDBUS_6318_FREQ_MASK)
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>> OVRDBUS_6318_FREQ_SHIFT;
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switch (mips_pll_fcvo) {
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case 0:
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return 166000000;
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case 1:
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return 400000000;
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case 2:
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return 250000000;
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case 3:
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return 333000000;
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default:
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return 0;
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}
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}
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static ulong bcm6328_get_cpu_freq(struct bmips_cpu_priv *priv)
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static ulong bcm6328_get_cpu_freq(struct bmips_cpu_priv *priv)
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{
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{
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unsigned int mips_pll_fcvo;
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unsigned int mips_pll_fcvo;
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@ -233,6 +259,12 @@ static const struct bmips_cpu_hw bmips_cpu_bcm3380 = {
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.get_cpu_count = bcm6358_get_cpu_count,
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.get_cpu_count = bcm6358_get_cpu_count,
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};
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};
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static const struct bmips_cpu_hw bmips_cpu_bcm6318 = {
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.get_cpu_desc = bmips_short_cpu_desc,
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.get_cpu_freq = bcm6318_get_cpu_freq,
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.get_cpu_count = bcm6345_get_cpu_count,
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};
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static const struct bmips_cpu_hw bmips_cpu_bcm6328 = {
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static const struct bmips_cpu_hw bmips_cpu_bcm6328 = {
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.get_cpu_desc = bmips_long_cpu_desc,
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.get_cpu_desc = bmips_long_cpu_desc,
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.get_cpu_freq = bcm6328_get_cpu_freq,
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.get_cpu_freq = bcm6328_get_cpu_freq,
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@ -347,6 +379,9 @@ static const struct udevice_id bmips_cpu_ids[] = {
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{
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{
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.compatible = "brcm,bcm3380-cpu",
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.compatible = "brcm,bcm3380-cpu",
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.data = (ulong)&bmips_cpu_bcm3380,
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.data = (ulong)&bmips_cpu_bcm3380,
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}, {
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.compatible = "brcm,bcm6318-cpu",
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.data = (ulong)&bmips_cpu_bcm6318,
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}, {
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}, {
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.compatible = "brcm,bcm6328-cpu",
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.compatible = "brcm,bcm6328-cpu",
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.data = (ulong)&bmips_cpu_bcm6328,
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.data = (ulong)&bmips_cpu_bcm6328,
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