tegra_pwm_soc
const struct tegra_pwm_soc *soc;
static const struct tegra_pwm_soc tegra20_pwm_soc = {
static const struct tegra_pwm_soc tegra186_pwm_soc = {
static const struct tegra_pwm_soc tegra194_pwm_soc = {
const struct tegra_pwm_soc *soc;